5306-01-122-0282, BOLT,MACHINE

National Stock Number:
5306-01-122-0282

Federal Supply Class:
5306

National Item Identification Number:
011220282

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:

23000070	63005	ROLLS-ROYCE CORPORATION
23000070	73342	ALLISON TRANSMISSION INC

Techincal Specification:

EXTERNAL THREAD TOLERANCE CLASS	GH
FASTENER LENGTH	13.3 MILLIMETERS MINIMUM AND 14.0 MILLIMETERS MAXIMUM
GRIP LENGTH	23.0 MILLIMETERS NOMINAL
HEAD STYLE	HEXAGON
HEAD HEIGHT	5.10 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	GM 500-18.81 MFR REF SINGLE MATERIAL RESPONSE FASTENER
MATERIAL	PLASTIC POLYAMIDE NYLON LOCKING FEATURE
MATERIAL	STEEL PROPERTY CLASS 8.8 FASTENER
MATERIAL	STEEL PROPERTY CLASS 8.8 OVERALL
NOMINAL THREAD DIAMETER	8.0 MILLIMETERS
SPECIAL FEATURES	LOCKING FEATURE MATERIAL PLASTIC POLYAMIDE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	GM 4435-M,CODE A MFR REF SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT	PHOSPHATE FASTENER
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	11.88 MILLIMETERS NOMINAL
THREAD PITCH IN MILLIMETERS	1.25
THREAD SERIES DESIGNATOR	M
WIDTH BETWEEN FLATS	12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM

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