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National Stock Number:
4820-01-367-7476
Federal Supply Class:
4820
National Item Identification Number:
013677476
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:
| 15-B5146 | 28953 | RIX INDUSTRIES | | C2089 ITEM 12 | 28953 | RIX INDUSTRIES |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.125 INCHES NOMINAL | | FLANGE DIAMETER | 0.560 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.060 INCHES NOMINAL | | MATERIAL | COPPER ALLOY SEAT | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD SIZE | 0.625 INCHES SINGLE THREADED PORTION | | SEAL ACCOMMODATION TYPE | GROOVED | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SPECIAL FEATURES | 0.188 IN. COUNTERBORE W/RADIUS 0.030 IN. | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.015 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 27 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.320 INCHES NOMINAL |
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