5306-00-498-8025, BOLT,MACHINE

National Stock Number:
5306-00-498-8025

Federal Supply Class:
5306

National Item Identification Number:
004988025

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:

FFB575

81348

FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

DEPARTURE FROM CITED DESIGNATOR	AS MODIFIED BY THD LG
FASTENER LENGTH	13.820 INCHES MINIMUM AND 14.140 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
HARDNESS RATING	70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
HEAD HEIGHT	0.476 INCHES MINIMUM AND 0.524 INCHES MAXIMUM
HEAD STYLE	SQUARE
MATERIAL DOCUMENT AND CLASSIFICATION	SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
MINIMUM TENSILE STRENGTH	60000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.750 INCHES
NONDEFINITIVE SPEC/STD DATA	1 TYPE
SPECIAL FEATURES	FURNISHED W/1 SQUARE NUT
WIDTH BETWEEN FLATS	1.088 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	6.000 INCHES MINIMUM
THREAD QUANTITY PER INCH	10
THREAD SERIES DESIGNATOR	UNC

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