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National Stock Number:
2805-00-752-1940
Federal Supply Class:
2805
National Item Identification Number:
007521940
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:
| 670A4 | 56442 | DIAMOND REO TRUCK CO | | 7521940 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 913793 | 58275 | SASCO INC CANADIAN DIV | | A1996 | 92856 | EATON CORP ENGINE COMPONENTS DIV | | A2256 | 94366 | EATON CORP ENGINE COMPONENTS DIV SAGINAW PLANT |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN | | OVERALL HEIGHT | 0.3437 INCHES MINIMUM AND | | 0.3487 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.003 INCHES MINIMUM AND | | 2.004 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 1.620 INCHES MINIMUM AND | | 1.630 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM BODY | | 48.0 ROCKWELL C MAXIMUM FACE | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 1.333 NOMINAL | | SPECIAL FEATURES | COUNTERBORED,30.0 DEG,1.719 IN. DIA |
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