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National Stock Number:
4820-00-565-3726
Federal Supply Class:
4820
National Item Identification Number:
005653726
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:
| 2810H23-007-2 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND | | 66720P020 | 80254 | TEXTRON LYCOMING INC WILLIAMSPORT PLANT | | 66720P20 | 80254 | TEXTRON LYCOMING INC WILLIAMSPORT PLANT |
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Techincal Specification:
| BODY INSIDE DIAMETER | 1.930 INCHES MINIMUM AND 1.950 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.335 INCHES MINIMUM AND 2.336 INCHES MAXIMUM | | HARDNESS RATING | 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM BODY | | HARDNESS RATING | 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM FACE | | OVERALL HEIGHT | 0.383 INCHES MINIMUM AND 0.388 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4635 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY OVERALL | | SEAT ANGLE IN DEG | 33.000 MINIMUM AND 37.000 MAXIMUM | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | PLAIN |
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