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National Stock Number:
4820-01-149-9070
Federal Supply Class:
4820
National Item Identification Number:
011499070
Description:
SEAT,VALVE
Detail:
A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.
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Manufacturer Information:
| 77643-42X4 PIECE 2 | 96169 | ELECTRIC BOAT CORPORATION | | 77643-42X4 PIECE 2L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | SSN637-501-2143806 PIECE 2L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | SSN637-501-2143806 PIECE 2 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
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