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National Stock Number:
4820-01-197-8256
Federal Supply Class:
4820
National Item Identification Number:
011978256
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:
| 30217962 | 51436 | INGERSOLL-RAND COMPANY DBA INGERSOLL-RAND | | 3W56279 | 30760 | INGERSOLL RAND CO | | 3W56279 | 51436 | INGERSOLL-RAND COMPANY DBA INGERSOLL-RAND | | W56279 | 51436 | INGERSOLL-RAND COMPANY DBA INGERSOLL-RAND | | 3W56279 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.250 INCHES NOMINAL | | FLANGE DIAMETER | 0.505 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.129 INCHES NOMINAL | | MATERIAL | ALUMINUM OVERALL | | NOMINAL THREAD SIZE | 0.437 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.250 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.547 INCHES NOMINAL |
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