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National Stock Number:
4820-01-338-5159
Federal Supply Class:
4820
National Item Identification Number:
013385159
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:
| 100-4695555 ITEM 1 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 100-4695555 ITEM 1L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 4695555-0001L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 4695555-0001 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 20.200 INCHES NOMINAL | | CRITICALITY CODE JUSTIFICATION | ZZZY | | FLANGE DIAMETER | 25.200 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 2.600 INCHES NOMINAL | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS | | SEATING SURFACE SHAPE | O-RING | | STYLE DESIGNATOR | PLAIN FLANGED |
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