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National Stock Number:
4810-00-450-0503
Federal Supply Class:
4810
National Item Identification Number:
004500503
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:
| 2587674 | 076M6 | AMZ ALABAMA INC. | | 2587674 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 2587674 | 80212 | BAE SYSTEMS LAND & ARMAMENTS L.P. |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.749 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.370 INCHES MINIMUM AND | | 0.390 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.235 INCHES MINIMUM AND | | 0.240 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 0.210 INCHES MINIMUM AND | | 0.215 INCHES MAXIMUM | | BODY STEPPED INSIDE DIAMETER | 0.052 INCHES MINIMUM AND | | 0.058 INCHES MAXIMUM FIRST STEP | | 0.245 INCHES MINIMUM AND | | 0.260 INCHES MAXIMUM SECOND STEP | | MATERIAL | ALUMINUM ALLOY 6061 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 60.000 NOMINAL | | TAPER MINOR DIAMETER | 0.075 INCHES MINIMUM AND | | 0.090 INCHES MAXIMUM | | TAPER MAJOR DIAMETER | 0.370 INCHES MINIMUM AND | | 0.390 INCHES MAXIMUM | | TAPER LENGTH | 0.088 INCHES NOMINAL |
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