How to Identify and Measure Fittings
Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.
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About Backflow-Prevention Valves
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About On/Off Valves
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On/Off Valves with 37° Flared Tube Fittings for Fuel

- Valve Type: Ball
- For Use With: Diesel Fuel, Fuel Oil, Gasoline
- Seal Material: PTFE Plastic
These valves have 37° flared tube fittings that form a tight seal on metal tubing lines to transfer diesel fuel, fuel oil, and gasoline. All are full port, so they do not restrict flow.
For technical drawings and 3-D models, click on a part number.
Thread Size | For Tube OD | Max. Pressure | Temperature Range, °F | End-to-End Lg. | Each | |
Aluminum Body | ||||||
---|---|---|---|---|---|---|
37° Flared × 37° Flared | ||||||
9/16"-18 | 3/8" | 200 psi @ 70° F | -40° to 250° | 2 9/16" | 0000000 | 0000000 |
3/4"-16 | 1/2" | 200 psi @ 70° F | -40° to 250° | 2 11/16" | 0000000 | 000000 |
7/8"-14 | 5/8" | 200 psi @ 70° F | -40° to 250° | 3 1/4" | 0000000 | 000000 |
1 1/16"-12 | 3/4" | 200 psi @ 70° F | -40° to 250° | 3 7/16" | 0000000 | 000000 |
1 5/16"-12 | 1" | 200 psi @ 70° F | -40° to 250° | 4 5/16" | 0000000 | 000000 |
Threaded Check Valves for Vacuum

- For Use With: Air
- Ball Material: Acetal Plastic
- Spring Material: Stainless Steel
- Seal Material: Buna-N Rubber
Prevent vacuum loss with these airtight, leakproof valves. They open to allow flow in one direction and close when flow stops or reverses.
Flow coefficient (Cv) is the amount of water (in gallons per minute) at 60° F that will flow through a fully open valve with a difference of 1 psi between the inlet and the outlet.
For technical drawings and 3-D models, click on a part number.
Pipe Size | Flow Coefficient (Cv) | Max. Pressure | Min. Opening Pressure, psi | Temperature Range, °F | End-to-End Lg. | Vacuum Rating, in. of Hg | Each | |
Anodized Aluminum Body | ||||||||
---|---|---|---|---|---|---|---|---|
NPT Female × NPT Female | ||||||||
1/4 | 1.15 | 230 psi @ 200° F | 0.28 | 0° to 200° | 1 3/8" | 0.58 | 000000 | 000000 |
3/8 | 4.7 | 230 psi @ 200° F | 0.3 | 0° to 200° | 2 1/8" | 0.6 | 000000 | 00000 |
1/2 | 4.7 | 230 psi @ 200° F | 0.3 | 0° to 200° | 2 1/8" | 0.6 | 000000 | 00000 |
1 1/4 | 28 | 230 psi @ 200° F | 0.07 | 0° to 200° | 3 3/8" | 0.14 | 000000 | 00000 |
2 | 63 | 230 psi @ 200° F | 0.17 | 0° to 200° | 5" | 0.35 | 000000 | 000000 |
Backflow-Prevention Screw-In Hydraulic Valves

These valves open to allow flow in one direction and close when flow stops or reverses. Also known as check valves and cartridge valves, they screw into your mounting block.
For technical drawings and 3-D models, click on a part number.
Body—UN/UNF (SAE Straight) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Deltrol Equivalent Model No. | Hydraforce Equivalent Model No. | Parker Equivalent Model No. | Thread Size | Dash Size | Max. Flow Rate, gpm | Flow Coefficient (Cv) | Max. Pressure, psi | Min. Opening Pressure, psi | O'all Ht. | Mounting Orientation | Each | |
Ball Check Valve | ||||||||||||
Black Anodized Aluminum Body | ||||||||||||
DCV-080-B-N-2 | __ | __ | 3/4"-16 | 08 | 5 | Not Rated | 3,000 | 2 | 1 1/4" | Any Position | 0000000 | 000000 |
DCV-080-B-N-5 | __ | __ | 3/4"-16 | 08 | 5 | Not Rated | 3,000 | 5 | 1 1/4" | Any Position | 0000000 | 00000 |
DCV-080-B-N-10 | CV08-20-0-N-10 | __ | 3/4"-16 | 08 | 5 | Not Rated | 3,000 | 10 | 1 1/4" | Any Position | 0000000 | 00000 |
DCV-080-B-N-25 | CV08-20-0-N-25 | __ | 3/4"-16 | 08 | 5 | Not Rated | 3,000 | 25 | 1 1/4" | Any Position | 0000000 | 00000 |
DCV-100-B-N-5 | CV10-20-0-N-05 | __ | 7/8"-14 | 10 | 20 | Not Rated | 3,000 | 5 | 1 5/8" | Any Position | 0000000 | 00000 |
DCV-100-B-N-15 | CV10-20-0-N-15 | D04B2-1.0-N | 7/8"-14 | 10 | 20 | Not Rated | 3,000 | 15 | 1 5/8" | Any Position | 0000000 | 00000 |
DCV-100-B-N-30 | CV10-20-0-N-30 | __ | 7/8"-14 | 10 | 20 | Not Rated | 3,000 | 30 | 1 5/8" | Any Position | 0000000 | 00000 |
DCV-100-B-N-60 | __ | D04B2-2.1-N | 7/8"-14 | 10 | 20 | Not Rated | 3,000 | 60 | 1 5/8" | Any Position | 0000000 | 00000 |
On/Off Valves with Garden Hose Threads
Start and stop the flow of water through your garden hose.
Aluminum valves resist the highest pressures. TPR-coated valves stay safe to touch because they won’t get too hot in the summer or too cold in the winter.
Add kink absorbers to eliminate sharp bends between your hose and your valve, maximizing flow and preventing damage.
Flow coefficient (Cv) is the amount of water (in gallons per minute) at 60° F that will flow through a fully open valve with a difference of 1 psi between the inlet and the outlet.
For technical drawings and 3-D models, click on a part number.

- Valve Type: Ball
- For Use With: Water
- Temperature Range: 35° to 100° F
Handle Type | Flow Coefficient (Cv) | Max. Pressure | End-to-End Lg. | Body Finish | Includes | Each | |
Aluminum Body | |||||||
---|---|---|---|---|---|---|---|
Lever Handle | 4.9 | 400 psi @ 60° F | 1 3/4" | TPR Coated | Washers | 00000000 | 000000 |

Hose | ||||||||
---|---|---|---|---|---|---|---|---|
Max. Pressure | Lg. | Fitting Material | Material | Color | Outer Coil Material | Washer Material | Each | |
120 psi @ 72° F | 5 49/64" | Zinc | PVC Plastic | Green | Steel | TPR Rubber | 0000000 | 00000 |