CMP Self-Sealing Union [1-1/2" MPT]x 1-1/2" Slip] (21063-170-000) pumpwetends or no longer opening and

or no longer opening and closing properly

CMP generic backup valve

board markings

0 HP pump applications

Because CMP jet families include many similar-looking inserts

CMP Self-Sealing Union [1-1/2" MPT]x 1-1/2" Slip] (21063-170-000) pumpwetends or no longer opening andThe CMP self sealing union is designed for compatible plumbing applications where a 1 1 2 inch MPT by 1 1 2 inch slip serviceable connection is needed. A self sealing union is useful because it helps simplify installation and maintenance while supporting dependable sealing at the connection point. This replacement is especially useful when the original union is cracked, leaking, damaged, or no longer sealing correctly. Matching the correct self