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National Stock Number:
4820-00-943-7296
Federal Supply Class:
4820
National Item Identification Number:
009437296
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:
| 1235-5APC13 | 85130 | FLOWSERVE CORPORATION DIV FLOWSERVE US INC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 41.875 INCHES NOMINAL | | OVERALL HEIGHT | 1.092 INCHES MINIMUM AND 1.102 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY A OVERALL | | NOMINAL THREAD SIZE | 43.125 INCHES SINGLE THREADED PORTION | | SEAT ANGLE IN DEG | 15.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | SPECIAL FEATURES | WELD ON 4 LUGS 0.375 INCH SQUARE,90 DEGREES APART ON INNER SURFACE | | STYLE DESIGNATOR | PLAIN THREADED | | THREAD CLASS | 1A SINGLE THREADED PORTION | | THREAD LENGTH | 0.816 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 8 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
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