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National Stock Number:
4820-00-840-4664
Federal Supply Class:
4820
National Item Identification Number:
008404664
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:
| 8356291 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.607 INCHES MINIMUM AND 0.617 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.877 INCHES MINIMUM AND 0.878 INCHES MAXIMUM | | HARDNESS RATING | 15.0 ROCKWELL SUPERFICIAL 15-N NOMINAL BODY | | HARDNESS RATING | 15.0 ROCKWELL SUPERFICIAL 15-N NOMINAL FACE | | OVERALL HEIGHT | 0.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1111 OR STEEL COMP 1112 OR STEEL COMP 1113 OR STEEL COMP 1114 OR STEEL COMP 1115 OR STEEL COMP 1116 OR STEEL COMP 1117 OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN |
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