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National Stock Number:
5306-01-265-6112
Federal Supply Class:
5306
National Item Identification Number:
012656112
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:
| 7402062 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FASTENER LENGTH | 8.219 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | GRIP LENGTH | 0.427 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.312 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | G.M. 290M,CAGEC 19207 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 133000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | WIDTH BETWEEN FLATS | 0.625 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM 4252 M-20,CAGEC 19207 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL OR ZINC OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.938 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 14 | | THREAD SERIES DESIGNATOR | UNC |
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