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National Stock Number: 4820-00-411-8223
Federal Supply Class: 4820
National Item Identification Number: 004118223
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:
| 39VG9 | 6Y051 | ENGINE SYSTEMS, INC. | | 6Y051 | 39VG9 | PROGRESS RAIL LOCOMOTIVE INC. | | 8401571 | 24617 | GENERAL MOTORS CORP | | 8401571 | 39VG9 | PROGRESS RAIL LOCOMOTIVE INC. | | 8401571 | 6Y051 | ENGINE SYSTEMS, INC. | | 8401571 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN | | OVERALL HEIGHT | 0.219 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 2.188 INCHES NOMINAL | | BODY INSIDE DIAMETER | 1.625 INCHES NOMINAL | | MATERIAL | PLASTIC POLYAMIDE OVERALL | | SEATING SURFACE SHAPE | FLAT |
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