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National Stock Number:
4810-01-326-8552
Federal Supply Class:
4810
National Item Identification Number:
013268552
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:
| 5820154 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.158 INCHES MINIMUM AND 0.160 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.300 INCHES NOMINAL | | FLANGE DIAMETER | 0.996 INCHES MINIMUM AND 0.998 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.270 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 302 OVERALL | | SEAT ANGLE IN DEG | 28.000 MINIMUM AND 30.000 MAXIMUM | | SEATING SURFACE SHAPE | ANGULAR | | UNDER FLANGE HEIGHT | 0.280 INCHES NOMINAL | | STYLE DESIGNATOR | PLAIN FLANGED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL |
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