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National Stock Number:
4820-00-438-2720
Federal Supply Class:
4820
National Item Identification Number:
004382720
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:
| 6002-148PC11 | 43689 | HUNTINGTON INGALLS INC | | 6002-148PC11Q3 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 71766-23X2PC11Q3 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | SSN671-513-2047861PC11Q3 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | SSN671-513-2047861PC11 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 71766-23X2PC11 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM THAT SUPPORTS A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS |
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