5306-00-884-8785, BOLT,MACHINE

National Stock Number:
5306-00-884-8785

Federal Supply Class:
5306

National Item Identification Number:
008848785

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:

5-16 18X1 1-4IN	47562	GAGE CO THE
B18.2.1	80204	AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
FF-B-575 TY1	80244	GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE
FFB575	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
FF-B-575	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS35355-34	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	1.210 INCHES MINIMUM AND 1.270 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
HARDNESS RATING	70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
HEAD HEIGHT	0.186 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
HEAD STYLE	SQUARE
MATERIAL DOCUMENT AND CLASSIFICATION	SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
MINIMUM YIELD STRENGTH	36000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH	60000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.312 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.875 INCHES MINIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	18
WIDTH BETWEEN FLATS	0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM

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