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National Stock Number:
4820-01-249-2049
Federal Supply Class:
4820
National Item Identification Number:
012492049
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:
| ASI-B-102A1-3-1 | 30263 | PIMA VALVE, LLC | | ASIB102A1-3-18 | 11859 | HUNT VALVE COMPANY, INC. | | ASIB102A1-3-18 | 30263 | PIMA VALVE, LLC |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 3.885 INCHES NOMINAL | | BODY INSIDE DIAMETER | 2.911 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.300 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.514 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 3.500 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.260 INCHES NOMINAL SINGLE THREADED PORTION |
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