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National Stock Number:
4820-00-435-0502
Federal Supply Class:
4820
National Item Identification Number:
004350502
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:
| 256-6603687-VHBM-6 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 256-6603687-VHBM-6 | 96169 | ELECTRIC BOAT CORPORATION | | 256-6603687-VHBM-6Q3 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 71553-78X2PC2Q3 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-5959304 ITEM3Q3 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 71553-78X2PC2 | 96169 | ELECTRIC BOAT CORPORATION | | 803-5959304-X-3Q3 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | SSN671-515-2047286PC2Q3 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 803-5959304-X-03 | 53711 | NAVAL SEA SYSTEMS COMMAND | | SSN671-515-2047286PC2 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 14.809 INCHES MINIMUM AND 14.817 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 18.948 INCHES MINIMUM AND 18.958 INCHES MAXIMUM | | CRITICALITY CODE JUSTIFICATION | ZZZY | | MATERIAL DOCUMENT AND CLASSIFICATION | MC903 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PLASTIC OVERALL | | OVERALL HEIGHT | 1.750 INCHES NOMINAL | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ITEM THAT SUPPORTS A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 30.000 NOMINAL | | STYLE DESIGNATOR | PLAIN |
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