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National Stock Number:
4820-00-788-1384
Federal Supply Class:
4820
National Item Identification Number:
007881384
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:
| 139132-0003 | 99657 | MAROTTA CONTROLS INC | | 139132-3 | 99657 | MAROTTA CONTROLS INC | | 217483PC101 | 99657 | MAROTTA CONTROLS INC | | 217495PC101 | 99657 | MAROTTA CONTROLS INC |
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Techincal Specification:
| BODY STEPPED INSIDE DIAMETER | 0.062 INCHES NOMINAL FIRST STEP | | FLANGE DIAMETER | 0.390 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.055 INCHES NOMINAL | | MATERIAL | COPPER ALLOY SEAT | | NOMINAL THREAD SIZE | 0.375 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.290 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.470 INCHES NOMINAL |
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