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
Our website contains the most popular CPA Series Check Valve configurations - more configurations are available. To specify other configurations, please contact SSP Customer Service.
Part # |
CAD |
Body Material |
Connection 1 - Type |
Connection 1 - Size |
Connection 2 - Type |
Connection 2 - Size |
O-ring Material |
Cracking Pressure |
Product Descriptions |
Cv |
End Connection Type |
Stem Material |
---|---|---|---|---|---|---|---|---|---|---|---|---|
4CPA4MRT-3-316 |
N/A ![]() |
N/A 316 SS | N/A Male BSPT | N/A 1/4 in | N/A Male BSPT | N/A 1/4 in | N/A FKM | N/A 3 to 50 psig | N/A Male ISO Tapered Check Valve | N/A 0.35 | N/A Male British Standard Pipe Tapered | N/A 0 |
4CPA4PF-150-316 |
N/A ![]() |
N/A 316 SS | N/A FNPT | N/A 1/4 in | N/A FNPT | N/A 1/4 in | N/A FKM | N/A 150 to 350 psig | N/A Female NPT Check Valve | N/A 0.35 | N/A Female National Pipe Thready by Female National Pipe Thread | N/A 0 |
4CPA4PF-3-316 |
N/A ![]() |
N/A 316 SS | N/A FNPT | N/A 1/4 in | N/A FNPT | N/A 1/4 in | N/A FKM | N/A 3 to 50 psig | N/A Female NPT Check Valve | N/A 0.35 | N/A Female National Pipe Thready by Female National Pipe Thread | N/A 0 |
4CPA4PF-50-316 |
N/A ![]() |
N/A 316 SS | N/A FNPT | N/A 1/4 in | N/A FNPT | N/A 1/4 in | N/A FKM | N/A 50 to 150 psig | N/A Female NPT Check Valve | N/A 0.35 | N/A Female National Pipe Thready by Female National Pipe Thread | N/A 0 |
4CPA4PM-150-316 |
N/A ![]() |
N/A 316 SS | N/A MNPT | N/A 1/4 in | N/A MNPT | N/A 1/4 in | N/A FKM | N/A 150 to 350 psig | N/A Male NPT Check Valve | N/A 0.35 | N/A Male National Pipe Thread | N/A 0 |
4CPA4PM-3-316 |
N/A ![]() |
N/A 316 SS | N/A MNPT | N/A 1/4 in | N/A MNPT | N/A 1/4 in | N/A FKM | N/A 3 to 50 psig | N/A Male NPT Check Valve | N/A 0.35 | N/A Male National Pipe Thread | N/A 0 |
4CPA4PM-350-316 |
N/A ![]() |
N/A 316 SS | N/A MNPT | N/A 1/4 in | N/A MNPT | N/A 1/4 in | N/A FKM | N/A 350 to 600 psig | N/A Male NPT Check Valve | N/A 0.35 | N/A Male National Pipe Thread | N/A 0 |
4CPA4PM-50-316 |
N/A ![]() |
N/A 316 SS | N/A MNPT | N/A 1/4 in | N/A MNPT | N/A 1/4 in | N/A FKM | N/A 50 to 150 psig | N/A Male NPT Check Valve | N/A 0.35 | N/A Male National Pipe Thread | N/A 0 |
8CPA8MRT-3-316 |
N/A ![]() |
N/A 316 SS | N/A Male BSPT | N/A 1/2 in | N/A Male BSPT | N/A 1/2 in | N/A FKM | N/A 3 to 50 psig | N/A Male ISO Tapered Check Valve | N/A 1.20 | N/A Male British Standard Pipe Tapered | N/A 0 |
8CPA8PM-150-316 |
N/A ![]() |
N/A 316 SS | N/A MNPT | N/A 1/2 in | N/A MNPT | N/A 1/2 in | N/A FKM | N/A 150 to 350 psig | N/A Male NPT Check Valve | N/A 1.20 | N/A Male National Pipe Thread | N/A 0 |
8CPA8PM-3-316 |
N/A ![]() |
N/A 316 SS | N/A MNPT | N/A 1/2 in | N/A MNPT | N/A 1/2 in | N/A FKM | N/A 3 to 50 psig | N/A Male NPT Check Valve | N/A 1.20 | N/A Male National Pipe Thread | N/A 0 |
8CPA8PM-350-316 |
N/A ![]() |
N/A 316 SS | N/A MNPT | N/A 1/2 in | N/A MNPT | N/A 1/2 in | N/A FKM | N/A 350 to 600 psig | N/A Male NPT Check Valve | N/A 1.20 | N/A Male National Pipe Thread | N/A 0 |
8CPA8PM-50-316 |
N/A ![]() |
N/A 316 SS | N/A MNPT | N/A 1/2 in | N/A MNPT | N/A 1/2 in | N/A FKM | N/A 50 to 150 psig | N/A Male NPT Check Valve | N/A 1.20 | N/A Male National Pipe Thread | N/A 0 |
4CPA4MRT-3-M |
N/A ![]() |
N/A Alloy 400 | N/A Male BSPT | N/A 1/4 in | N/A Male BSPT | N/A 1/4 in | N/A FKM | N/A 3 to 50 psig | N/A Male ISO Tapered Check Valve | N/A 0.35 | N/A Male British Standard Pipe Tapered | N/A 0 |
4CPA4PM-150-M |
N/A ![]() |
N/A Alloy 400 | N/A MNPT | N/A 1/4 in | N/A MNPT | N/A 1/4 in | N/A FKM | N/A 150 to 350 psig | N/A Male NPT Check Valve | N/A 0.35 | N/A Male National Pipe Thread | N/A 0 |
4CPA4PM-350-M |
N/A ![]() |
N/A Alloy 400 | N/A MNPT | N/A 1/4 in | N/A MNPT | N/A 1/4 in | N/A FKM | N/A 350 to 600 psig | N/A Male NPT Check Valve | N/A 0.35 | N/A Male National Pipe Thread | N/A 0 |
4CPA4PM-3-M |
N/A ![]() |
N/A Alloy 400 | N/A MNPT | N/A 1/4 in | N/A MNPT | N/A 1/4 in | N/A FKM | N/A 3 to 50 psig | N/A Male NPT Check Valve | N/A 0.35 | N/A Male National Pipe Thread | N/A 0 |
4CPA4PM-50-M |
N/A ![]() |
N/A Alloy 400 | N/A MNPT | N/A 1/4 in | N/A MNPT | N/A 1/4 in | N/A FKM | N/A 50 to 150 psig | N/A Male NPT Check Valve | N/A 0.35 | N/A Male National Pipe Thread | N/A 0 |
8CPA8MRT-3-M |
N/A ![]() |
N/A Alloy 400 | N/A Male BSPT | N/A 1/2 in | N/A Male BSPT | N/A 1/2 in | N/A FKM | N/A 3 to 50 psig | N/A Male ISO Tapered Check Valve | N/A 1.20 | N/A Male British Standard Pipe Tapered | N/A 0 |
8CPA8PM-150-M |
N/A ![]() |
N/A Alloy 400 | N/A MNPT | N/A 1/2 in | N/A MNPT | N/A 1/2 in | N/A FKM | N/A 150 to 350 psig | N/A Male NPT Check Valve | N/A 1.20 | N/A Male National Pipe Thread | N/A 0 |
8CPA8PM-350-M |
N/A ![]() |
N/A Alloy 400 | N/A MNPT | N/A 1/2 in | N/A MNPT | N/A 1/2 in | N/A FKM | N/A 350 to 600 psig | N/A Male NPT Check Valve | N/A 1.20 | N/A Male National Pipe Thread | N/A 0 |
8CPA8PM-3-M |
N/A ![]() |
N/A Alloy 400 | N/A MNPT | N/A 1/2 in | N/A MNPT | N/A 1/2 in | N/A FKM | N/A 3 to 50 psig | N/A Male NPT Check Valve | N/A 1.20 | N/A Male National Pipe Thread | N/A 0 |
8CPA8PM-50-M |
N/A ![]() |
N/A Alloy 400 | N/A MNPT | N/A 1/2 in | N/A MNPT | N/A 1/2 in | N/A FKM | N/A 50 to 150 psig | N/A Male NPT Check Valve | N/A 1.20 | N/A Male National Pipe Thread | N/A 0 |
4CPA4MRT-3-B |
N/A ![]() |
N/A Brass | N/A Male BSPT | N/A 1/4 in | N/A Male BSPT | N/A 1/4 in | N/A FKM | N/A 3 to 50 psig | N/A Male ISO Tapered Check Valve | N/A 0.35 | N/A Male British Standard Pipe Tapered | N/A 0 |
4CPA4PF-150-B |
N/A ![]() |
N/A Brass | N/A FNPT | N/A 1/4 in | N/A FNPT | N/A 1/4 in | N/A FKM | N/A 150 to 350 psig | N/A Female NPT Check Valve | N/A 0.35 | N/A Female National Pipe Thready by Female National Pipe Thread | N/A 0 |