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National Stock Number:
5306-00-738-5564
Federal Supply Class:
5306
National Item Identification Number:
007385564
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:
| 7385564 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 2.797 INCHES MINIMUM AND | | 2.828 INCHES MAXIMUM | | MATERIAL | STEEL COMP 8640 OR | | STEEL COMP 8740 OVERALL | | THREAD LENGTH | 0.875 INCHES MINIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM OR | | ZINC OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR | | QQ-Z-325,TYPE 1,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND | | 36.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.438 INCHES MINIMUM AND | | 0.458 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.985 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | LOCKING FEATURE | DISTORTIONS BEARING SURFACE OF HEAD | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | BODY EXTERNALLY RELIEVED 0.630 IN. BY 1.000 IN. 0.875 IN. FROM THD END |
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