5306-00-509-5403, BOLT,MACHINE

National Stock Number:
5306-00-509-5403

Federal Supply Class:
5306

National Item Identification Number:
005095403

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:

5040400

19204

ARMY, UNITED STATES DEPARTMENT OF THE

Techincal Specification:

EXTENDED WASHER THICKNESS	0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM
FASTENER LENGTH	0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
FEATURES PROVIDED	UNFINISHED HEAD
HEAD DIAMETER	0.685 INCHES MINIMUM AND 0.687 INCHES MAXIMUM
HEAD HEIGHT	0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
HEAD STYLE	FILLISTER EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-T-580 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
NONSTANDARD THREAD PITCH DIAMETER	+0.2217 TO 0.2229 INCHES
SPECIAL FEATURES	THD END 0.125 IN. RADIUS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-P-16232,TYPE M,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PHOSPHATE MANGANESE OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.573 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNS

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