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National Stock Number:
5306-00-256-5540
Federal Supply Class:
5306
National Item Identification Number:
002565540
Description:
BOLT,ECCENTRIC HEAD
Detail:
AN EXTERNALLY THREADED FASTENER THE HEAD OF WHICH IS USUALLY FLAT WITH A PERIPHERY NOT CONCENTRIC TO THE BOLT SHANK. THE HEAD IS NOT DESIGNED FOR WRENCHING. IT MAY HAVE A DRIVE FEATURE LOCATED AT THE THREADED END, WHICH CAN BE USED TO ROTATE THE SCREW AND ECCENTRIC HEAD INTO A LOCKING POSITION TO SECURE A FLANGED OR GROOVE COMPONENT.
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Manufacturer Information:
| 8705443 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK | 0.060 INCHES NOMINAL | | FASTENER LENGTH | 1.320 INCHES NOMINAL | | FEATURES PROVIDED | CASEHARDENED | | HARDNESS RATING | 83.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 90.2 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL | | HEAD HEIGHT | 0.160 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 24 | | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL |
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