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National Stock Number:
4820-00-167-4041
Federal Supply Class:
4820
National Item Identification Number:
001674041
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:
| 026999 | 70255 | EMERSON ELECTRIC CO ALCO CONTROLS DIV | | A1384-1 | 70255 | EMERSON ELECTRIC CO ALCO CONTROLS DIV | | F23009 | 70255 | EMERSON ELECTRIC CO ALCO CONTROLS DIV | | F23009 PIECE 2 | 70255 | EMERSON ELECTRIC CO ALCO CONTROLS DIV | | P1384 | 70255 | EMERSON ELECTRIC CO ALCO CONTROLS DIV |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.188 INCHES NOMINAL | | FLANGE DIAMETER | 0.562 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 0.375 INCHES SINGLE THREADED PORTION | | SEAL ACCOMMODATION TYPE | RECESSED | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SPECIAL FEATURES | HEX SHAPE,0.562 IN. ACROSS FLATS | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.188 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.250 INCHES NOMINAL |
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