5306-01-309-7030 BOLT,MACHINE Index 5306-01-309-7032 BOLT,MACHINE

National Stock Number:
5306-01-309-7031

Federal Supply Class:
5306

National Item Identification Number:
013097031

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.


Manufacturer Information:
1234599519207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.594 INCHES MINIMUM AND
0.625 INCHES MAXIMUM
MATERIALIRON ALLOY 660 OVERALL
THREAD LENGTH0.494 INCHES MINIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5734 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MINIMUM TENSILE STRENGTH140000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH95000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.150 INCHES MINIMUM AND
0.163 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND
0.438 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD


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