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National Stock Number:
4820-00-922-8504
Federal Supply Class:
4820
National Item Identification Number:
009228504
Description:
VALVE,CHECK
Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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Manufacturer Information:
| 2620-902ASSYB | 63686 | THE WALWORTH COMPANY | | 2620-902ASSYB | 96169 | ELECTRIC BOAT CORPORATION | | 2620-902ASSYBL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 845-1889587ASSYBL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 845-1889587ASSYB | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CONNECTION STYLE | SOCKET WITH BRAZING RING (PIPE) 1ST END | | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END | | CRITICALITY CODE JUSTIFICATION | ZZZY | | FLOW CONTROL DEVICE | DISK | | MOUNTING POSITION | HORIZONTAL | | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES 1ST END | | MATERIAL | COPPER ALLOY 922 BODY | | MATERIAL | NICKEL ALLOY 400 FLOW CONTROL DEVICE OR NICKEL ALLOY R-405 FLOW CONTROL DEVICE | | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVLE 1 ITEMS | | RENEWABLE SEAT RING TYPE | THREADED | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU |
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