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National Stock Number:
2805-00-999-2297
Federal Supply Class:
2805
National Item Identification Number:
009992297
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:
| 10921801 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 5756 | 92947 | ERTEL MFG CORP |
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Techincal Specification:
| AA END RADIUS | 0.015 INCHES NOMINAL | | BB END CHAMFER LENGTH | 0.015 INCHES NOMINAL | | BB END CHAMFER ANGLE IN DEG | 45.0 | | BB END SHANK DIAMETER | 0.665 INCHES MINIMUM AND 0.675 INCHES MAXIMUM | | BORE COUNTERBORE | NOT INCLUDED | | BORE COUNTERSINK | INCLUDED | | BORE DIAMETER | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM | | COUNTERSINK ANGLE IN DEG | 45.0 | | COUNTERSINK LENGTH | 0.030 INCHES MINIMUM | | COUNTERSINK LENGTH | 0.040 INCHES MAXIMUM | | COUNTERSINK LOCATION | BB END | | MAJOR DIAMETER LENGTH | 2.157 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.437 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | OVERALL LENGTH | 2.906 INCHES NOMINAL | | MATERIAL | STEEL | | METALLIC HARDNESS RATING | 28.0 MINIMUM ROCKWELL C | | SHOULDER FIRST FILLET RADIUS | 0.031 INCHES NOMINAL | | STYLE DESIGNATOR | PLAIN, SHOULDERED |
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