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National Stock Number:
2805-00-737-8881
Federal Supply Class:
2805
National Item Identification Number:
007378881
Description:
GUIDE,VALVE STEM
Detail:
A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.
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Manufacturer Information:
| 4-2540 | 24617 | GENERAL MOTORS CORP | | 7378881 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| AA END CHAMFER LENGTH | 0.031 INCHES NOMINAL | | AA END CHAMFER ANGLE IN DEG | 45.0 | | BB END CHAMFER ANGLE IN DEG | 15.0 | | BB END CHAMFER LENGTH | 0.063 INCHES NOMINAL | | BB END SHANK DIAMETER | 0.627 INCHES NOMINAL | | BORE DIAMETER | 0.4390 INCHES NOMINAL | | BORE COUNTERBORE | NOT INCLUDED | | BORE COUNTERSINK | NOT INCLUDED | | MAJOR DIAMETER LENGTH | 0.094 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL | | OVERALL LENGTH | 2.500 INCHES NOMINAL | | MATERIAL | IRON CAST | | METALLIC HARDNESS RATING | 74.0 MINIMUM ROCKWELL B AND 91.0 MAXIMUM ROCKWELL B | | STYLE DESIGNATOR | PLAIN FLANGED |
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