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National Stock Number:
5306-00-737-3177
Federal Supply Class:
5306
National Item Identification Number:
007373177
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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Techincal Specification:
| FASTENER LENGTH | 1.484 INCHES MINIMUM AND 1.516 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | HEAD HEIGHT | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 3135 OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | WIDTH BETWEEN FLATS | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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