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National Stock Number:
4820-00-657-1523
Federal Supply Class:
4820
National Item Identification Number:
006571523
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:
| 1625 | 75545 | LAWLER MANUFACTURING COMPANY, INC. |
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Techincal Specification:
| BODY STEPPED INSIDE DIAMETER | 0.875 INCHES MINIMUM AND 0.880 INCHES MAXIMUM FIRST STEP | | BODY STEPPED INSIDE DIAMETER | 1.000 INCHES NOMINAL SECOND STEP | | FLANGE DIAMETER | 1.375 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.406 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | THREADED FLANGED | | UNDER FLANGE HEIGHT | 0.375 INCHES NOMINAL |
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