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National Stock Number:
5306-00-281-1019
Federal Supply Class:
5306
National Item Identification Number:
002811019
Description:
BOLT,MACHINE
Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
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Manufacturer Information:
| 8342212 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FASTENER LENGTH | 6.000 INCHES MINIMUM AND 6.031 INCHES MAXIMUM | | FEATURES PROVIDED | UNFINISHED HEAD | | GRIP LENGTH | 5.000 INCHES NOMINAL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.531 INCHES MINIMUM AND 0.593 INCHES MAXIMUM | | HEAD HEIGHT | 0.281 INCHES MINIMUM AND 0.343 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A547 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8740H OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES MINIMUM AND 1.031 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 24 |
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