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National Stock Number:
4820-01-286-4356
Federal Supply Class:
4820
National Item Identification Number:
012864356
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:
| 3201-26689-20-1 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 1.682 INCHES MINIMUM AND | | 1.687 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 0.825 INCHES MINIMUM AND | | 0.826 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES MINIMUM AND | | 0.405 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 0.365 INCHES MINIMUM AND | | 0.385 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5648 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | THREAD SERIES DESIGNATOR | UNJ SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 1.312 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION |
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