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National Stock Number:
4820-00-396-4000
Federal Supply Class:
4820
National Item Identification Number:
003964000
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:
| 2810H23-003-1 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND | | 2810H23-003-3 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND | | 67835P20 | 80254 | TEXTRON LYCOMING INC WILLIAMSPORT PLANT |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN | | OVERALL HEIGHT | 0.384 INCHES MINIMUM AND | | 0.386 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.117 INCHES MINIMUM AND | | 2.118 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 1.677 INCHES MINIMUM AND | | 1.687 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5700 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 285.0 BRINELL STANDARD NOMINAL OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 88.000 MINIMUM AND | | 92.000 MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 80254 | | DESIGN CONTROL REFERENCE | 67835P20 |
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