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National Stock Number:
4810-00-757-5051
Federal Supply Class:
4810
National Item Identification Number:
007575051
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:
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 0.495 INCHES MINIMUM AND 0.497 INCHES MAXIMUM | | BODY STEPPED INSIDE DIAMETER | 0.401 INCHES MINIMUM FIRST STEP AND 0.411 INCHES MAXIMUM FIRST STEP | | BODY STEPPED INSIDE DIAMETER | 0.432 INCHES MINIMUM SECOND STEP AND 0.442 INCHES MAXIMUM SECOND STEP | | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 440C OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL HEIGHT | 0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 60.000 NOMINAL | | STYLE DESIGNATOR | FAUCET | | TAPER LENGTH | 0.375 INCHES NOMINAL | | TAPER MAJOR DIAMETER | 0.495 INCHES NOMINAL | | TAPER MINOR DIAMETER | 0.453 INCHES NOMINAL |
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