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National Stock Number:
4820-01-093-0864
Federal Supply Class:
4820
National Item Identification Number:
010930864
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:
| 1539 | 75545 | LAWLER MANUFACTURING COMPANY, INC. | | 992-D | 75545 | LAWLER MANUFACTURING COMPANY, INC. | | 992D PIECE 20 | 75545 | LAWLER MANUFACTURING COMPANY, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 3.632 INCHES NOMINAL | | BODY INSIDE DIAMETER | 2.621 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.165 INCHES MINIMUM AND | | 0.308 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 0.938 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-1654 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SEATING SURFACE SHAPE | FLAT | | NOMINAL THREAD SIZE | 3.500 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 11 SINGLE THREADED PORTION | | THREAD LENGTH | 0.635 INCHES NOMINAL SINGLE THREADED PORTION |
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