5306-00-272-4848, BOLT,MACHINE

National Stock Number:
5306-00-272-4848

Federal Supply Class:
5306

National Item Identification Number:
002724848

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:

383438PC6

10001

NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.646 INCHES MINIMUM FIRST HOLE AND 0.666 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH	0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM
FEATURES PROVIDED	UNFINISHED HEAD
HEAD HEIGHT	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HEAD STYLE	HEXAGON
NOMINAL THREAD DIAMETER	0.375 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-16782 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 1010 OVERALL OR STEEL COMP 1015 OVERALL
SHANK UNTHREADED HOLE DIAMETER	0.103 INCHES MINIMUM FIRST HOLE AND 0.109 INCHES MAXIMUM FIRST HOLE
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.812 INCHES MINIMUM
THREAD QUANTITY PER INCH	16
THREAD SERIES DESIGNATOR	UNC
WIDTH BETWEEN FLATS	0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
SURFACE TREATMENT	CADMIUM OVERALL OR ZINC OVERALL

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