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National Stock Number:
4130-00-277-3862
Federal Supply Class:
4130
National Item Identification Number:
002773862
Description:
PIN,PISTON
Detail:
A CYLINDRICALLY-SHAPED METAL ITEM, USUALLY TUBULAR, DESIGNED TO FORM A PIVOTING CONNECTION BETWEEN THE PISTON AND CONNECTING ROD OF AN INTERNAL COMBUSTION ENGINE, COMPRESSOR AND LIKE ITEMS. MAY INCLUDE OIL SEALING OR PIN RETAINING PLUGS. EXCLUDES BUSHING, SLEEVE; PIN, GROOVED, HEADLESS; PIN, STRAIGHT, HEADLESS; AND PIN, HOLLOW.
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Techincal Specification:
| BODY LENGTH | 5.6250 INCHES NOMINAL | | BODY STYLE | PLAIN ENDS | | BORE DIAMETER | 1.1250 INCHES NOMINAL | | BORE STYLE | STRAIGHT-THRU BORE | | CASEHARDENING INDICATOR | CASEHARDENED | | DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN | 0.812 INCHES NOMINAL | | HOLE DIAMETER | 0.3906 INCHES NOMINAL | | HOLE ARRANGEMENT STYLE | ONE HOLE THRU ONE SIDE OF BORE | | HOLE DEPTH | 0.3125 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.74950 INCHES MINIMUM AND 1.75000 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-890, CLASS AN MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | METALLIC HARDNESS RATING | 57.0 MINIMUM ROCKWELL C AND 63.0 MAXIMUM ROCKWELL C |
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