How to Identify and Measure Fittings
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Clamps for Quick-Clamp High-Vacuum Fittings for Stainless Steel Tubing
- For Use With: Air
- Temperature Range: 0° to 300° F
- Tubing: Use with 304/304L or 316/316L stainless steel
- Specifications Met: ISO 2861
Connect quick-clamp fittings in high-vacuum applications. Clamps tighten by hand. They are aluminum, which is lightweight with good corrosion resistance.
Spring-loaded clamps are also known as toggle clamps.
Clamps with lanyard let you secure clamp to equipment.
For technical drawings and 3-D models, click on a part number.
For Tube OD | For Flange OD | For High-Vacuum Flange Size | High Vacuum Connection Type | Material | Max. Vacuum | Lanyard Lg. | Each | |
with Wing Nut | ||||||||
---|---|---|---|---|---|---|---|---|
1/2", 3/4" | 1.18" | 10, 16 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | __ | 00000000 | 00000 |
1" | 1.57" | 25 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | __ | 0000000 | 00000 |
1 1/2" | 2.16" | 40 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | __ | 0000000 | 00000 |
2" | 2.95" | 50 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | __ | 0000000 | 00000 |
Spring Loaded | ||||||||
1/2", 3/4" | 1.18" | 10, 16 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | __ | 0000000 | 00000 |
1" | 1.57" | 25 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | __ | 0000000 | 00000 |
1 1/2" | 2.16" | 40 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | __ | 0000000 | 00000 |
2" | 2.95" | 50 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | __ | 0000000 | 00000 |
Spring Loaded with Lanyard | ||||||||
3/4" | 1.18" | 16 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | 5 3/4" | 00000000 | 00000 |
1" | 1.57" | 25 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | 5 3/4" | 00000000 | 00000 |
1 1/2" | 2.16" | 40 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | 5 3/4" | 00000000 | 00000 |
2" | 2.95" | 50 | ISO-KF | Aluminum | 1 × 10 -7 torr @ 72° F | 5 3/4" | 00000000 | 00000 |
Use these rings with quick-clamp high-vacuum fittings. They consist of a stainless steel inner ring covered by a fluoroelastomer O-ring.
Rings with screen have a stainless steel screen to filter out large particles.
For Tube OD | For Flange OD | For High-Vacuum Flange Size | High Vacuum Connection Type | Inner Ring Material | Max. Vacuum | Max. Pressure | Each | |
Rings | ||||||||
---|---|---|---|---|---|---|---|---|
1/2" | 1.18" | 10 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 00000000 | 00000 |
3/4" | 1.18" | 16 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 00000000 | 0000 |
1" | 1.57" | 25 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 0000000 | 00000 |
1 1/2" | 2.16" | 40 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 0000000 | 00000 |
2" | 2.95" | 50 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 0000000 | 00000 |
Rings with Stainless Steel Screen | ||||||||
3/4" | 1.18" | 16 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 00000000 | 00000 |
1" | 1.57" | 25 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 00000000 | 00000 |
1 1/2" | 2.16" | 40 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 00000000 | 00000 |
2" | 2.95" | 50 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 00000000 | 00000 |
Rings with Aluminum Outer Ring | ||||||||
3/4" | 1.18" | 16 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | Not Rated | 00000000 | 00000 |
1" | 1.57" | 25 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | 100 psi @ 72° F | 0000000 | 00000 |
1 1/2" | 2.16" | 40 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | 75 psi @ 72° F | 0000000 | 00000 |
2" | 2.95" | 50 | ISO-KF | 304 Stainless Steel | 1 × 10 -7 torr @ 72° F | 50 psi @ 72° F | 0000000 | 00000 |
Clamps for Claw-Clamp High-Vacuum Fittings for Stainless Steel Tubing
Connect claw-clamp high-vacuum fittings for an airtight seal. For a complete connection, you'll need four clamps and a ring (sold separately).
Double-claw clamps attach to the grooves on the fittings.
Single-claw clamps have a clamp on one end and an exposed bolt on the other. Thread the bolt-end directly into the body of pumps, valves, or other high-vacuum components.
316 stainless steel clamps have excellent corrosion resistance.
For technical drawings and 3-D models, click on a part number.
For Tube OD | For Flange OD | For High-Vacuum Flange Size | High Vacuum Connection Type | Bolt Material | Max. Vacuum | Each | |
Double Claw | |||||||
---|---|---|---|---|---|---|---|
Aluminum | |||||||
2 1/2", 3", 4" | 3.74", 4.33", 5.12" | 63, 80, 100 | ISO-K | 18-8 Stainless Steel | 1 × 10 -9 torr @ 72° F | 0000000 | 00000 |
6" | 7.09" | 160 | ISO-K | 18-8 Stainless Steel | 1 × 10 -9 torr @ 72° F | 0000000 | 0000 |
316 Stainless Steel | |||||||
2 1/2", 3", 4", 6", 8", 10" | 3.74", 4.33", 5.12", 7.09", 9.45", 11.42" | 63, 80, 100, 160, 200, 250 | ISO-K | 316 Stainless Steel | 1 × 10 -8 torr @ 72° F | 00000000 | 00000 |
12 3/4", 16", 20" | 14.57", 17.72", 21.65" | 320, 400, 500 | ISO-K | 316 Stainless Steel | 1 × 10 -8 torr @ 72° F | 00000000 | 00000 |
Single Claw | |||||||
Aluminum | |||||||
2 1/2", 3", 4" | 3.74", 4.33", 5.12" | 63, 80, 100 | ISO-K | 18-8 Stainless Steel | 1 × 10 -9 torr @ 72° F | 0000000 | 0000 |
6" | 7.09" | 160 | ISO-K | 18-8 Stainless Steel | 1 × 10 -9 torr @ 72° F | 0000000 | 0000 |
Material | |||||||||
---|---|---|---|---|---|---|---|---|---|
For Tube OD | For Flange OD | For High-Vacuum Flange Size | High Vacuum Connection Type | O-Ring | Inner Ring | Max. Vacuum | Max. Temp., °F | Each | |
2 1/2" | 3.74" | 63 | ISO-K | Viton® Fluoroelastomer Rubber | 304 Stainless Steel | 1 × 10 -9 torr @ 72° F | 400° | 0000000 | 000000 |
3" | 4.33" | 80 | ISO-K | Viton® Fluoroelastomer Rubber | 304 Stainless Steel | 1 × 10 -9 torr @ 72° F | 400° | 000000 | 00000 |
4" | 5.12" | 100 | ISO-K | Viton® Fluoroelastomer Rubber | 304 Stainless Steel | 1 × 10 -9 torr @ 72° F | 400° | 0000000 | 00000 |
6" | 7.09" | 160 | ISO-K | Viton® Fluoroelastomer Rubber | 304 Stainless Steel | 1 × 10 -9 torr @ 72° F | 400° | 0000000 | 00000 |
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.
Neoprene Rubber Gaskets | Silicone Rubber Gaskets | ||||||
---|---|---|---|---|---|---|---|
For Tube OD | Material | Max. Pressure | Max. Vacuum | Each | Each | ||
1 1/2" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 000000 | 0000000 | 000000 |
1 3/4" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 00000 |
2" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 00000 |
2 1/8" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 00000 |
2 1/4" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 00000 |
2 1/2" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 00000 |
3" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 00000 |
5" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 00000 |
6" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 00000 |
8" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 000000 |
10" | Galvanized Steel | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 | 0000000 | 000000 |
- For Use With: Air, Plastic Pellets
- Tubing: Use with galvanized steel, steel
T-handle clamps allow you to quickly disassemble and reassemble your line without tools. They offer very good corrosion resistance.
For Tube OD | Material | Gasket Material | Max. Pressure | Max. Vacuum | Each | |
1 1/2" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 000000 |
2" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 |
2 1/4" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 |
2 1/2" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 |
3" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 |
3 1/4" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 |
5" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 |
6" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 00000 |
8" | 304 Stainless Steel | Gum Rubber | 15 psi @ 72° F | 15 in. of Hg @ 72° F | 0000000 | 000000 |
Repair Clamps for Steel Tubing
- For Use With: Air, Water
- Temperature Range: -50° to 180° F
- Tubing: Use with steel
Repair pinholes, punctures, and cracks in low-pressure systems with these clamps. Because of the full-coverage gasket and strip that bridges the opening between bolts, they work like couplings, fixing even full-circle breaks. Their neoprene gaskets can be used with air and water. Clamps are 304 stainless steel for very good corrosion resistance.
Choose a clamp that’s long enough to cover your damaged area and at least 1” on both sides. To install, insert your tubing into the clamp and tighten the bolt to create a secure seal.
For technical drawings and 3-D models, click on a part number.
For Tube OD | Material | Max. Pressure | Each | |
Neoprene Rubber Gaskets—Full Coverage | ||||
---|---|---|---|---|
4" Lg. | ||||
2" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 000000 |
3" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
4" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
6" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
6" Lg. | ||||
2" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
3" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
4" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
6" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
8" Lg. | ||||
2" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
3" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
4" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
6" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 000000 |
12" Lg. | ||||
2" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 00000 |
3" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 000000 |
4" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 000000 |
6" | 304 Stainless Steel | 15 psi @ 72° F | 00000000 | 000000 |
Repair Clamps for Copper Tubing
- For Use With: Air, Diesel Fuel, Drinking Water, Hydraulic Fluid, Natural Gas, Oil, Water
- Temperature Range: -20° to 180° F
- Tubing: Use with K, M, L copper
- Specifications Met: NSF/ANSI 61
Repair leaks in copper tubing. These clamps have a full-coverage gasket for fixing pinholes, cracks, and nearly full-circle breaks. They can also be used to add support to corroded tubing. Their Buna-N gasket works with a variety of media, such as air, water, oil, and hydraulic fluid. And since they meet NSF/ANSI 61, these clamps are safe to use with drinking water systems. They’re made of 304 stainless steel for very good corrosion resistance.
Choose a clamp that’s long enough to cover your damaged area with at least 1” on both sides. Clamps slide over tubing, so there’s no need to disassemble your system.
Copper tube size is the accepted designation of the copper tubing industry, not the actual OD.
For technical drawings and 3-D models, click on a part number.
Low-Pressure Clamp-On Connectors for Air
- For Use With: Air
- Temperature Range:
Neoprene Rubber Gasket: -20° to 190° F
Silicone Rubber Gasket: -100° to 500° F - For Pipe Material: Stainless Steel, Iron, Steel, Aluminum, Copper, PVC Plastic, CPVC Plastic
Tighten the bolts on these connectors to join two pieces of rigid pipe of the same or different materials. They are for use in low-pressure air and vacuum conveying systems, as well as in gravity-flow systems. Connectors have a stainless steel strip that provides an escape route for electrostatic buildup when used in a fully grounded system.
Connectors with sleeve have an inner lining that protects the gasket.
For technical drawings and 3-D models, click on a part number.
For Pipe OD | For Pipe Size | Lg. | No. of Bolts | Max. Pressure | Max. Vacuum | Material | Nut Material | Bolt Material | Each | |
Neoprene Rubber Gasket | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Connectors | ||||||||||
0.84" | 1/2 | 2" | 2 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 000000 |
1.05" | 3/4 | 2" | 2 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
1.315" | 1 | 4" | 2 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
Connectors with 304 Stainless Steel Sleeve | ||||||||||
1.66" | 1 1/4 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
1.9" | 1 1/2 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
2 3/8" | 2 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
2 7/8" | 2 1/2 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
3 1/2" | 3 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
4" | 3 1/2 | 8" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
4 1/2" | 4 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
5.563" | 5 | 8" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
6 5/8" | 6 | 8" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
8 5/8" | 8 | 10" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
10 3/4" | 10 | 10" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
Silicone Rubber Gasket | ||||||||||
Connectors | ||||||||||
0.84" | 1/2 | 2" | 2 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
1.05" | 3/4 | 2" | 2 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
1.315" | 1 | 4" | 2 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
Connectors with 304 Stainless Steel Sleeve | ||||||||||
1.66" | 1 1/4 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
1.9" | 1 1/2 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
2 3/8" | 2 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
2 7/8" | 2 1/2 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
3 1/2" | 3 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
4" | 3 1/2 | 8" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
4 1/2" | 4 | 6" | 3 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
5.563" | 5 | 8" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 00000 |
6 5/8" | 6 | 8" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 000000 |
8 5/8" | 8 | 10" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 000000 |
10 3/4" | 10 | 10" | 4 | 15 psi @ 72° F | 15 in. of Hg @ 72° F | Galvanized Steel | Zinc-Plated Steel | Zinc-Plated Steel | 0000000 | 000000 |