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Description
Groco PNC Series Check Valve
Groco PNC Series Check Valves are made from PN series cast bronze nipples. A check valve is placed inside to prevent back-flow in plumbing systems. The check valve imposes almost zero flow restriction, and requires less than 1/2 PSI to open. Colored bands indicate flow direction (green to red), confirmed by the permanent laminated tag.
- C83600 cast bronze construction
- NPT threads
- Not suitable for use with diesel fuel or gasoline
- Maximum recommended temperature = 176° F
Specifications:
| Part Number | Thread NPT | A | B | PSI to Open | Weight |
| PNC-500 | 1/2" | 1.77" | 0.88" | .45 | 0.17 lbs. |
| PNC-750 | 3/4" | 1.77" | 1.06" | .45 | 0.21 lbs. |
| PNC-1000 | 1" | 2.34" | 1.38" | .45 | 0.33 lbs. |
| PNC-1250 | 1-1/4" | 2.51" | 1.75" | .45 | 0.62 lbs. |
| PNC-1500 | 1-1/2" | 2.49" | 2.00" | .45 | 0.72 lbs. |
California Residents: 
WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov
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