How to Identify and Measure Fittings
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Low-Pressure Iron and Steel Threaded Pipe Fittings
Use these fittings for low-pressure applications in noncorrosive environments.
Adapters for tanks create an inlet or outlet connection on the surface of any tank, pressure vessel, or drum. Adapters with weld end allow for a permanent connection. Adapters with extension fit tightly into the hole, which keeps the fitting steady during welding.
NPTF (Dryseal) threads, NPSC (National Pipe Straight Coupling) threads, and NPSL (National Pipe Straight Locknut) threads are compatible with NPT threads.
For technical drawings and 3-D models, click on a part number.
- For Use With: Diesel Fuel, Gasoline, Oil, Water
- Specifications Met: ASTM A181, ASME B1.20.1
Pipe Size | For Hole Dia. | OD | Lg. | Material | Each | |
NPT Female × Weld | ||||||
---|---|---|---|---|---|---|
1/8 | 15/16" | 1 5/16" | 3/8" | Carbon Steel | 00000000 | 00000 |
1/8 | 15/16" | 1 1/2" | 9/16" | Carbon Steel | 00000000 | 0000 |
1/4 | 15/16" | 1 5/16" | 3/8" | Carbon Steel | 00000000 | 0000 |
1/4 | 15/16" | 1 1/2" | 9/16" | Carbon Steel | 00000000 | 0000 |
3/8 | 15/16" | 1 5/16" | 3/8" | Carbon Steel | 00000000 | 0000 |
3/8 | 15/16" | 1 1/2" | 9/16" | Carbon Steel | 00000000 | 0000 |
1/2 | 1 1/8" | 1 5/8" | 7/16" | Carbon Steel | 00000000 | 0000 |
1/2 | 1 1/8" | 1 3/4" | 5/8" | Carbon Steel | 00000000 | 0000 |
3/4 | 1 5/16" | 1 15/16" | 1/2" | Carbon Steel | 00000000 | 0000 |
3/4 | 1 3/8" | 2 1/8" | 11/16" | Carbon Steel | 00000000 | 0000 |
1 | 1 5/8" | 2 3/8" | 3/4" | Carbon Steel | 00000000 | 0000 |
1 | 1 11/16" | 2 1/4" | 9/16" | Carbon Steel | 00000000 | 0000 |
1 1/4 | 2" | 2 9/16" | 9/16" | Carbon Steel | 00000000 | 00000 |
1 1/4 | 2" | 2 11/16" | 3/4" | Carbon Steel | 00000000 | 0000 |
1 1/2 | 2 1/4" | 2 13/16" | 9/16" | Carbon Steel | 00000000 | 0000 |
1 1/2 | 2 1/4" | 3" | 3/4" | Carbon Steel | 00000000 | 0000 |
2 | 2 5/8" | 3 3/8" | 5/8" | Carbon Steel | 00000000 | 0000 |
2 | 2 5/8" | 3 1/2" | 27/32" | Carbon Steel | 00000000 | 00000 |
2 1/2 | 3 1/8" | 4 1/16" | 1" | Carbon Steel | 00000000 | 00000 |
3 | 3 5/8" | 4 5/8" | 1" | Carbon Steel | 00000000 | 00000 |
4 | 4 11/16" | 5 13/16" | 1 7/32" | Carbon Steel | 00000000 | 00000 |
- For Use With: Diesel Fuel, Gasoline, Oil, Water
- Specifications Met: ASTM A105, ASTM A181
Pipe Size | For Hole Dia. | OD | Lg. | Material | Each | |
NPT Female × Weld | ||||||
---|---|---|---|---|---|---|
1/4 | 3/4" | 1 1/4" | 5/16" | Carbon Steel | 00000000 | 00000 |
3/8 | 15/16" | 1 1/4" | 3/8" | Carbon Steel | 00000000 | 00000 |
1/2 | 1 1/8" | 1 1/2" | 1/2" | Carbon Steel | 00000000 | 0000 |
3/4 | 1 3/8" | 1 3/4" | 5/8" | Carbon Steel | 00000000 | 0000 |
1 | 1 11/16" | 2 1/8" | 5/8" | Carbon Steel | 00000000 | 0000 |
1 1/4 | 2" | 2 1/2" | 3/4" | Carbon Steel | 00000000 | 0000 |
1 1/2 | 2 3/8" | 3" | 3/4" | Carbon Steel | 00000000 | 00000 |
2 | 2 7/8" | 3 1/2" | 13/16" | Carbon Steel | 00000000 | 00000 |
2 1/2 | 3 1/2" | 4 1/4" | 1" | Carbon Steel | 00000000 | 00000 |
3 | 4 1/8" | 4 3/4" | 1" | Carbon Steel | 00000000 | 00000 |
4 | 5 1/8" | 5 3/4" | 1 3/16" | Carbon Steel | 00000000 | 00000 |
- For Use With: Diesel Fuel, Gasoline, Oil, Water
- Pipe Nipples and Pipe: Use Schedule 40 steel
Low-Pressure Stainless Steel Threaded Pipe Fittings
Use these fittings in a low-pressure pipe line. 316 stainless steel fittings have excellent corrosion resistance. Adapters with weld end allow for a permanent connection.
Adapters for tanks create an inlet or outlet connection on the surface of any tank, pressure vessel, or drum.
NPTF (Dryseal) threads and NPSL (National Pipe Straight Locknut) threads are compatible with NPT threads.
For technical drawings and 3-D models, click on a part number.
Clamps for Vacuum Fittings for Steel Tubing
Use these clamps to connect vacuum tube fittings. Insert two fittings into a clamp and tighten to form a secure seal.
For technical drawings and 3-D models, click on a part number.
- For Use With: Air, Glass, Plastic Pellets, Resins, Wood Chips
- Temperature Range: Neoprene Rubber Gaskets: -20° to 190° F
Silicone Rubber Gaskets: -100° to 500° F - Tubing: Use with steel
Bolt clamps have a stainless steel strip that provides an escape route for electrostatic buildup when used in a fully-grounded system. They have fair corrosion resistance.
37° Flared Fittings for Steel Tubing
- Tubing: Use with seamless steel
- Specifications Met: SAE J514
Also known as JIC (Joint Industrial Council) fittings, these provide a tight metal-to-metal seal on tubing that is flared to 37°. They require a nut and a sleeve (ferrule) for each tube end. Nuts and sleeves are sold separately. Fittings are zinc-plated steel for fair corrosion resistance.
NPTF (Dryseal) threads are compatible with NPT threads.
For technical drawings and 3-D models, click on a part number.
- For Use With: Air, Cutting Oil, Fuel Oil, Hydraulic Fluid, Mineral Oil
- Temperature Range: -60° to 400° F
Through-wall fittings are also known as bulkhead couplings and panel-mount couplings; they mount through your wall or panel to create an inlet or outlet.
- For Use With: Air, Fuel Oil, Hydraulic Fluid, Mineral Oil
- Temperature Range: -60° to 400° F
Use these sleeves with a nut and fitting to provide a tight metal-to-metal seal on steel tubing that is flared to 37°. Sleeves are zinc-plated steel for fair corrosion resistance. They are also known as ferrules.
Long-Life High-Temperature Metallic Pipe Gaskets
a Flat-Surface
Pipe Flange
A space between the outer ring and the sealing element prevents the element from being squeezed inward and contaminating the process line. Also known as spiral-wound gaskets, these have a 1/8” thick carbon steel outer ring and a 304 stainless steel sealing element with a graphite-based filler. The metal construction of these gaskets provides structural strength. They compensate for flange movement caused by vibration and pressure. These gaskets can be used on both flat-surface and raised-surface pipe flanges; they fit inside the bolt holes and do not interfere with the bolt connections. All gasket specifications are sized to meet ANSI standards. Gaskets for ANSI Class 150 flanges are compatible with low-pressure pipe flanges. Gaskets for ANSI Class 300 flanges are compatible with medium-pressure pipe flanges.
For technical drawings and 3-D models, click on a part number.
Sealing Element | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
For Pipe Size | ID | OD | Thick. | OD | Wd. | Max. Pressure | Temperature Range, °F | Material | Sealing Element Material | Sealing Element Filler Material | Each | |
For ANSI Class 150 | ||||||||||||
1/2 | 3/4" | 1 7/8" | 1/8" | 1.328" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 000000 |
3/4 | 1" | 2 1/4" | 1/8" | 1.594" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
1 | 1 1/4" | 2 5/8" | 1/8" | 1.859" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
1 1/4 | 1 9/16" | 3" | 1/8" | 2.063" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
1 1/2 | 1 3/4" | 3 3/8" | 1/8" | 2.469" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
2 | 2 3/8" | 4 1/8" | 1/8" | 3.063" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
2 1/2 | 2 7/8" | 4 7/8" | 1/8" | 3.563" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
3 | 3 5/8" | 5 3/8" | 1/8" | 4.438" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
3 1/2 | 4 1/8" | 6 3/8" | 1/8" | 4.859" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
4 | 4 5/8" | 6 7/8" | 1/8" | 5.563" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
5 | 5 47/64" | 7 3/4" | 1/8" | 6.609" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
6 | 6 13/16" | 8 3/4" | 1/8" | 7.938" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
8 | 8 13/16" | 11" | 1/8" | 10.000" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 000000 |
10 | 10 59/64" | 13 3/8" | 1/8" | 12.422" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 000000 |
12 | 13" | 16 1/8" | 1/8" | 14.359" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 000000 |
For ANSI Class 300 | ||||||||||||
1/2 | 3/4" | 2 1/8" | 1/8" | 1.328" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
3/4 | 1" | 2 5/8" | 1/8" | 1.594" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
1 | 1 1/4" | 2 7/8" | 1/8" | 1.859" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
1 1/4 | 1 9/16" | 3 1/4" | 1/8" | 2.063" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
1 1/2 | 1 3/4" | 3 3/4" | 1/8" | 2.469" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
2 | 2 3/8" | 4 3/8" | 1/8" | 3.063" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
2 1/2 | 2 7/8" | 5 1/8" | 1/8" | 3.563" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
3 | 3 5/8" | 5 7/8" | 1/8" | 4.438" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
3 1/2 | 4 1/8" | 6 1/2" | 1/8" | 4.859" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
4 | 4 5/8" | 7 1/8" | 1/8" | 5.563" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
5 | 5 47/64" | 8 1/2" | 1/8" | 6.609" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
6 | 6 13/16" | 9 7/8" | 1/8" | 7.938" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 00000 |
8 | 8 13/16" | 12 1/8" | 1/8" | 10.000" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 000000 |
10 | 10 59/64" | 14 1/4" | 1/8" | 12.422" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 000000 |
12 | 13" | 16 5/8" | 1/8" | 14.359" | 0.175" | Not Rated | -40° to 850° | Carbon Steel | 304 Stainless Steel | Graphite | 0000000 | 000000 |
High-Temperature Metallic Pipe Gaskets
a Flat-Surface
Pipe Flange
Also known as spiral-wound gaskets, these have a 1/8” thick carbon steel outer ring and a 304 stainless steel sealing element with a graphite-based filler. The metal construction provides structural strength. These gaskets can be used with both flat-surface and raised-surfaces pipe flanges; they fit the surface inside the bolt holes and do not interfere with the bolt connection.
Gaskets for ANSI class flanges are sized so all gasket specifications meet ANSI standards. Gaskets for ANSI Class 150 flanges are compatible with low-pressure pipe flanges. Gaskets for ANSI Class 300 flanges are compatible with medium-pressure pipe flanges. Gaskets for ANSI Class 600 flanges are compatible with high-pressure pipe flanges. Gaskets for ANSI Class 1500 flanges are compatible with extreme-pressure pipe flanges.
Gaskets for DIN flange sizes are sized to fit pressure class PN16 flanges.
Gaskets with an inner ring prevent flange erosion.
For technical drawings and 3-D models, click on a part number.
Sealing Element | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Pipe Size | ID | OD | Thick. | OD | Wd. | Max. Pressure | Temperature Range, °F | Material | Sealing Element Material | Sealing Element Filler Material | Specifications Met | Each | |
1/2 | 3/4" | 1 7/8" | 1/8" | 1 1/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
3/4 | 1" | 2 1/4" | 1/8" | 1 9/16" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 | 1 1/4" | 2 5/8" | 1/8" | 1 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 1/4 | 1 7/8" | 3" | 1/8" | 2 3/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 1/2 | 2 1/8" | 3 3/8" | 1/8" | 2 3/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
2 | 2 3/4" | 4 1/8" | 1/8" | 3 3/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
2 1/2 | 3 1/4" | 4 7/8" | 1/8" | 3 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
3 | 4" | 5 3/8" | 1/8" | 4 3/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
4 | 5" | 6 7/8" | 1/8" | 5 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
5 | 6 1/8" | 7 3/4" | 1/8" | 7" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
6 | 7 3/16" | 8 3/4" | 1/8" | 8 1/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
8 | 9 3/16" | 11" | 1/8" | 10 3/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
10 | 11 5/16" | 13 3/8" | 1/8" | 12 1/2" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
Sealing Element | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Pipe Size | ID | OD | Thick. | OD | Wd. | Max. Pressure | Temperature Range, °F | Material | Sealing Element Material | Sealing Element Filler Material | Specifications Met | Each | |
1/2 | 3/4" | 2 1/8" | 1/8" | 1 1/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
3/4 | 1" | 2 5/8" | 1/8" | 1 9/16" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 | 1 1/4" | 2 7/8" | 1/8" | 1 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 1/4 | 1 7/8" | 3 1/4" | 1/8" | 2 3/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 1/2 | 2 1/8" | 3 3/4" | 1/8" | 2 3/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
2 | 2 3/4" | 4 3/8" | 1/8" | 3 3/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
2 1/2 | 3 1/4" | 5 1/8" | 1/8" | 3 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
3 | 4" | 5 7/8" | 1/8" | 4 3/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
4 | 5" | 7 1/8" | 1/8" | 5 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
5 | 6 1/8" | 8 1/2" | 1/8" | 7" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
6 | 7 3/16" | 9 7/8" | 1/8" | 8 1/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
Sealing Element | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Pipe Size | ID | OD | Thick. | OD | Wd. | Max. Pressure | Temperature Range, °F | Material | Sealing Element Material | Sealing Element Filler Material | Specifications Met | Each | |
1/2 | 3/4" | 2 1/8" | 1/8" | 1 1/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
3/4 | 1" | 2 5/8" | 1/8" | 1 9/16" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 | 1 1/4" | 2 7/8" | 1/8" | 1 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 1/4 | 1 7/8" | 3 1/4" | 1/8" | 2 3/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
1 1/2 | 2 1/8" | 3 3/4" | 1/8" | 2 3/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
2 | 2 3/4" | 4 3/8" | 1/8" | 3 3/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
2 1/2 | 3 1/4" | 5 1/8" | 1/8" | 3 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 0000 |
3 | 4" | 5 7/8" | 1/8" | 4 3/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
3 1/2 | 4 1/8" | 6 3/8" | 1/8" | 5 1/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
4 | 4 3/4" | 7 5/8" | 1/8" | 5 7/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
5 | 5 13/16" | 9 1/2" | 1/8" | 7" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
6 | 6 7/8" | 10 1/2" | 1/8" | 8 1/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
8 | 8 7/8" | 12 5/8" | 1/8" | 10 3/8" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
10 | 10 13/16" | 15 3/4" | 1/8" | 12 1/2" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
12 | 12 7/8" | 18" | 1/8" | 14 3/4" | 0.175" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | ASME B16.20 | 000000000 | 00000 |
Sealing Element | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Pipe Size | ID | OD | Thick. | OD | Wd. | Inner Ring ID | Max. Pressure | Temperature Range, °F | Material | Sealing Element Material | Sealing Element Filler Material | Inner Ring Material | Specifications Met | Each | |
1/2 | 3/4" | 2 1/2" | 1/8" | 1 1/4" | 0.175" | 0.56" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 000000 |
3/4 | 1" | 2 3/4" | 1/8" | 1 9/16" | 0.175" | 0.81" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
1 | 1 1/4" | 3 1/8" | 1/8" | 1 7/8" | 0.175" | 1.06" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
1 1/4 | 1 9/16" | 3 1/2" | 1/8" | 2 3/8" | 0.175" | 1.31" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
1 1/2 | 1 7/8" | 3 7/8" | 1/8" | 2 3/4" | 0.175" | 1.63" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
2 | 2 5/16" | 5 5/8" | 1/8" | 3 3/8" | 0.175" | 2.06" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
2 1/2 | 2 3/4" | 6 1/2" | 1/8" | 3 7/8" | 0.175" | 2.50" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
3 | 3 5/8" | 6 7/8" | 1/8" | 4 3/4" | 0.175" | 3.10" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
3 1/2 | 4 1/8" | 7 3/8" | 1/8" | 5 1/4" | 0.175" | 3.69" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
4 | 4 5/8" | 8 1/4" | 1/8" | 5 7/8" | 0.175" | 3.85" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
5 | 5 5/8" | 10" | 1/8" | 7" | 0.175" | 4.90" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 00000 |
6 | 6 3/4" | 11 1/8" | 1/8" | 8 1/4" | 0.175" | 5.80" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 000000 |
8 | 8 1/2" | 13 7/8" | 1/8" | 10 1/8" | 0.175" | 7.75" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 000000 |
10 | 10 1/2" | 17 1/8" | 1/8" | 12 1/4" | 0.175" | 9.69" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 000000 |
12 | 12 3/4" | 20 1/2" | 1/8" | 14 1/2" | 0.175" | 11.50" | Not Rated | -50° to 840° | Carbon Steel | 304 Stainless Steel | Graphite | 304 Stainless Steel | ASME B16.20 | 000000000 | 000000 |
For Flange Size | ID, mm | OD, mm | Thick. | Sealing Element OD, mm | Inner Ring ID, mm | Max. Pressure | Max. Temperature, °F | Sealing Element Material | Sealing Element Filler Material | Inner Ring Material | Each | |
DIN 25 | 40 | 71 | 1/8" | 54 | 34 | Not Rated | 975° | 304 Stainless Steel | Graphite | 304 Stainless Steel | 00000000 | 000000 |
DIN 50 | 66 | 107 | 1/8" | 84 | 57 | Not Rated | 975° | 304 Stainless Steel | Graphite | 304 Stainless Steel | 00000000 | 00000 |
DIN 80 | 95 | 142 | 1/8" | 119 | 86 | Not Rated | 975° | 304 Stainless Steel | Graphite | 304 Stainless Steel | 00000000 | 00000 |
DIN 100 | 120 | 162 | 1/8" | 144 | 108 | Not Rated | 975° | 304 Stainless Steel | Graphite | 304 Stainless Steel | 00000000 | 00000 |
High-Temperature Chemical-Resistant Metallic Pipe Gaskets
a Flat-Surface
Pipe Flange
These gaskets have a 1/8" thick carbon steel outer ring and a 304 stainless steel inside sealing element with a PTFE filler. The PTFE is chemically inert (except to molten alkali metal and fluorine compounds). The metal construction provides structural strength. These gaskets, also known as spiral-wound gaskets, can be used with both flat-surface and raised-surfaces pipe flanges; they fit the surface inside the bolt holes and do not interfere with the bolt connection.
All gasket specifications are sized to meet ANSI standards. Gaskets for ANSI Class 150 flanges are compatible with low-pressure pipe flanges. Gaskets for ANSI Class 300 flanges are compatible with medium-pressure pipe flanges. Gaskets for ANSI Class 600 flanges are compatible with high-pressure pipe flanges.
For technical drawings and 3-D models, click on a part number.
For Pipe Size | ID | OD | Sealing Element OD | Sealing Element Width | Thick. | Max. Pressure | Temperature Range, °F | Material | Sealing Element Material | Each | |
For ANSI Class 150 | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
1/2 | 3/4" | 1 7/8" | 1 1/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 000000 |
3/4 | 1" | 2 1/4" | 1 9/16" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
1 | 1 1/4" | 2 5/8" | 1 7/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
1 1/4 | 1 7/8" | 3" | 2 3/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
1 1/2 | 2 1/8" | 3 3/8" | 2 3/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
2 | 2 3/4" | 4 1/8" | 3 3/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
2 1/2 | 3 1/4" | 4 7/8" | 3 7/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
3 | 4" | 5 3/8" | 4 3/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
4 | 5" | 6 7/8" | 5 7/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
5 | 6 1/8" | 7 3/4" | 7" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
6 | 7 3/16" | 8 3/4" | 8 1/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
8 | 9 3/16" | 11" | 10 3/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
10 | 11 5/16" | 13 3/8" | 12 1/2" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
12 | 13 3/8" | 16 1/8" | 14 3/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 000000 |
For ANSI Class 300 | |||||||||||
1/2 | 3/4" | 2 1/8" | 1 1/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
3/4 | 1" | 2 5/8" | 1 9/16" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
1 | 1 1/4" | 2 7/8" | 1 7/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
1 1/4 | 1 7/8" | 3 1/4" | 2 3/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
1 1/2 | 2 1/8" | 3 3/4" | 2 3/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
2 | 2 3/4" | 4 3/8" | 3 3/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
2 1/2 | 3 1/4" | 5 1/8" | 3 7/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
3 | 4" | 5 7/8" | 4 3/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
4 | 5" | 7 1/8" | 5 7/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
5 | 6 1/8" | 8 1/2" | 7" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
6 | 7 3/16" | 9 7/8" | 8 1/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
8 | 9 3/16" | 12 1/8" | 10 3/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
10 | 11 5/16" | 14 1/4" | 12 1/2" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
12 | 13 3/8" | 16 5/8" | 14 3/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 000000 |
For ANSI Class 600 | |||||||||||
1/2 | 3/4" | 2 1/8" | 1 1/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
3/4 | 1" | 2 5/8" | 1 9/16" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
1 | 1 1/4" | 2 7/8" | 1 7/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
1 1/2 | 2 1/8" | 3 3/4" | 2 3/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
2 | 2 3/4" | 4 3/8" | 3 3/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
2 1/2 | 3 1/4" | 5 1/8" | 3 7/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
3 | 4" | 5 7/8" | 4 3/4" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 00000 |
8 | 8 7/8" | 12 5/8" | 10 3/8" | 0.175" | 1/8" | Not Rated | -50° to 500° | Carbon Steel | 304 Stainless Steel | 000000000 | 000000 |