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National Stock Number:
4820-01-093-1664
Federal Supply Class:
4820
National Item Identification Number:
010931664
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:
| 497C089 | 88657 | WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV | | 497C089H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 907-J-016 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 907-J-016 ITEM 15 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.500 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 0.375 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.248 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.118 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.254 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SEATING SURFACE SHAPE | FLAT |
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