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National Stock Number:
4810-00-317-5021
Federal Supply Class:
4810
National Item Identification Number:
003175021
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:
| 3151-139 | 60029 | WOODWARD HRT, INC. | | 3151-139 | 81873 | WOODWARD HRT INC |
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Techincal Specification:
| HARDNESS RATING | 55.0 ROCKWELL C MINIMUM OVERALL AND 59.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | SEATING SURFACE SHAPE | FLAT |
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