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National Stock Number:
4820-00-148-2481
Federal Supply Class:
4820
National Item Identification Number:
001482481
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:
| 113651 | 00198 | PRATT & WHITNEY CANADA CORP | | 113651 | 77445 | RTX CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.703 INCHES MINIMUM AND 2.713 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 3.070 INCHES MINIMUM AND 3.071 INCHES MAXIMUM | | FSC APPLICATION DATA | ACFT ENG R2000 | | HARDNESS RATING | 90.0 ROCKWELL B MINIMUM AND 105.0 ROCKWELL B MAXIMUM BODY | | OVERALL HEIGHT | 0.462 INCHES MINIMUM AND 0.464 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5700 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL | STEEL BODY | | SEAT ANGLE IN DEG | 44.500 MINIMUM AND 45.500 MAXIMUM | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | PLAIN |
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