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National Stock Number:
2815-00-091-8035
Federal Supply Class:
2815
National Item Identification Number:
000918035
Description:
INSERT,ENGINE VALVE SEAT
Detail:
A METAL RING DESIGNED TO PROVIDE A SEATING SURFACE FOR A VALVE, POPPET, ENGINE IT IS MADE OF SPECIAL HIGH-GRADE ALLOY METAL THAT CAN WITHSTAND HIGH OPERATING TEMPERATURES. FOR FULID VALVES, SEE SEAT, VALVE.
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Manufacturer Information:
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN | | OVERALL HEIGHT | 0.217 INCHES MINIMUM AND | | 0.219 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 1.253 INCHES MINIMUM AND | | 1.254 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 0.995 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | MATERIAL | COBALT COMP 3 OVERALL | | HARDNESS RATING | 50.0 ROCKWELL C MINIMUM AND | | 60.0 ROCKWELL C MAXIMUM OVERALL | | SEATING SURFACE SHAPE | FLAT |
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