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National Stock Number:
2810-00-857-3270
Federal Supply Class:
2810
National Item Identification Number:
008573270
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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Manufacturer Information:
| 77857 | 80254 | TEXTRON LYCOMING INC WILLIAMSPORT PLANT |
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Techincal Specification:
| END CHAMFER ANGLE IN DEG | 45.0 | | BODY LENGTH | 3.7450 INCHES MINIMUM AND 3.7500 INCHES MAXIMUM | | BODY STYLE | CHAMFERED ENDS | | BORE DIAMETER | 0.7620 INCHES MINIMUM AND 0.7630 INCHES MAXIMUM | | BORE STYLE | INSIDE CHAMFER STRAIGHT-THRU BORE | | CASEHARDENING INDICATOR | CASEHARDENED | | COUNTERSINK ANGLE IN DEG | 45.0 | | OUTSIDE DIAMETER | 1.12430 INCHES MINIMUM AND 1.12460 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6274 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6294 ASSN STD 2ND MATERIAL RESPONSE OR SAE 8620AQ ASSN STD 1ST MATERIAL RESPONSE | | MATERIAL | STEEL COMP 8620 OR STEEL COMP 4620 | | METALLIC HARDNESS RATING | 73.0 MINIMUM ROCKWELL SUPERFICIAL 30-N | | TEST DATA DOCUMENT | 81349-MIL-I-6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
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