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National Stock Number:
4810-00-262-3111
Federal Supply Class:
4810
National Item Identification Number:
002623111
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:
| 65251-08012-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 4.122 INCHES MINIMUM AND 4.127 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 4.290 INCHES NOMINAL | | FLANGE DIAMETER | 4.430 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.100 INCHES NOMINAL | | FSC APPLICATION DATA | LANDING GEAR,RETRACTABLE,ACFT | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-6736 COMP 4130 TYPE 1,COND HT 150 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.400 INCHES NOMINAL |
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