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National Stock Number:
4820-00-104-7055
Federal Supply Class:
4820
National Item Identification Number:
001047055
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:
| 101B209DAPC1 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | B708D04B | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT | | PL501E458BCPC13 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 1.238 INCHES MINIMUM AND 1.244 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 1.872 INCHES MINIMUM AND 1.873 INCHES MAXIMUM | | FLANGE DIAMETER | 3.375 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.748 INCHES MINIMUM AND 0.752 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-N-6710,COND E,FINISH 4 MIL SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | NICKEL ALLOY BODY | | SEAT RADIUS | 0.288 INCHES MINIMUM AND 0.294 INCHES MAXIMUM | | SEATING SURFACE SHAPE | RADIAL | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.867 INCHES NOMINAL |
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