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National Stock Number:
4820-00-375-8372
Federal Supply Class:
4820
National Item Identification Number:
003758372
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:
| 4700-3112615PC548348 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 547820 | 77068 | ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV | | 547820PC548348 | 06840 | BENDIX CORP THE | | 548348 | 59364 | HONEYWELL INTERNATIONAL INC. | | 548348 | 77068 | ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.438 INCHES NOMINAL | | FLANGE DIAMETER | 1.188 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.282 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.625 INCHES SINGLE THREADED PORTION | | SEAT ANGLE IN DEG | 15.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | THREADED FLANGED | | TAPER LENGTH | 0.078 INCHES NOMINAL | | TAPER MAJOR DIAMETER | 0.438 INCHES NOMINAL | | TAPER MINOR DIAMETER | 0.312 INCHES NOMINAL | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.562 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.656 INCHES NOMINAL |
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