Poppet Check Valves -Adjustable Cracking Pressure
Check Valves
The CPA Series check valves feature adjustable cracking pressures, which allows designers and installer to fine tune cracking pressures to meet changing system requirements.
Features
Features
- MAWP: Up to 3000 psig (206 bar)
- Temperature: -10 to 375° F (-23 to 190° C)
- Flow Coefficient: up to 1.20
- Body Materials: 316 SS and Brass
- Seat Materials KFM, NBR
- Cracking Pressures: 3 to 600 psig. (0.206 to 41.3 bar)
- End Connections: MNPT, FNPT, Male and Female BSPT
Part # |
CAD |
Body Material |
Connection 1 - Type |
Connection 1 - Size |
Connection 2 - Type |
Connection 2 - Size |
O-ring Material |
Cracking Pressure |
Production Category |
Handle Type |
Handle Color |
Product Descriptions |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4CPA4MRT-3-316 |
CAD
N/A 
|
Body Material N/A 316 SS | Connection 1 - Type N/A Male BSPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A Male BSPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male ISO/BSPT |
| 4CPA4PF-150-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A FNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A FNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 150 to 350 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Female NPT |
| 4CPA4PF-3-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A FNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A FNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Female NPT |
| 4CPA4PF-50-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A FNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A FNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 50 to 150 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Female NPT |
| 4CPA4PM-150-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 150 to 350 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 4CPA4PM-3-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 4CPA4PM-350-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 350 to 600 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 4CPA4PM-50-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 50 to 150 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 8CPA8MRT-3-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A Male BSPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A Male BSPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male ISO/BSPT |
| 8CPA8PM-150-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 150 to 350 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 8CPA8PM-3-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 8CPA8PM-350-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 350 to 600 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 8CPA8PM-50-316 |
CAD
N/A
|
Body Material N/A 316 SS | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 50 to 150 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 4CPA4MRT-3-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A Male BSPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A Male BSPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male ISO/BSPT |
| 4CPA4PM-150-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 150 to 350 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 4CPA4PM-350-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 350 to 600 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 4CPA4PM-3-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 4CPA4PM-50-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 50 to 150 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 8CPA8MRT-3-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A Male BSPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A Male BSPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male ISO/BSPT |
| 8CPA8PM-150-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 150 to 350 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 8CPA8PM-350-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 350 to 600 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 8CPA8PM-3-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 8CPA8PM-50-M |
CAD
N/A
|
Body Material N/A Alloy 400 | Connection 1 - Type N/A MNPT | Connection 1 - Size N/A 1/2 in | Connection 2 - Type N/A MNPT | Connection 2 - Size N/A 1/2 in | O-ring Material N/A FKM | Cracking Pressure N/A 50 to 150 psig | Production Category N/A 4 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male NPT |
| 4CPA4MRT-3-B |
CAD
N/A
|
Body Material N/A Brass | Connection 1 - Type N/A Male BSPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A Male BSPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 3 to 50 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Male ISO/BSPT |
| 4CPA4PF-150-B |
CAD
N/A
|
Body Material N/A Brass | Connection 1 - Type N/A FNPT | Connection 1 - Size N/A 1/4 in | Connection 2 - Type N/A FNPT | Connection 2 - Size N/A 1/4 in | O-ring Material N/A FKM | Cracking Pressure N/A 150 to 350 psig | Production Category N/A 1 | Handle Type N/A 0 | Handle Color N/A 0 | Product Descriptions N/A Female NPT |
