5306-00-737-3925, BOLT,MACHINE

National Stock Number:
5306-00-737-3925

Federal Supply Class:
5306

National Item Identification Number:
007373925

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:

10X258	3D6E9	MERITOR INDUSTRIAL PRODUCTS, LLC
10X258	78500	MERITOR HEAVY VEHICLE SYSTEMS, LLC
12A7086	95201	NAPCO INTERNATIONAL LLC
427485	65282	WHITE MOTOR CORP
9FKW0464	62265	VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO LASTVAGNAR AB GOTEBORG SWEDEN.
BB15121	56442	DIAMOND REO TRUCK CO

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	4.093 INCHES MINIMUM AND 4.157 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH	4.234 INCHES MINIMUM AND 4.266 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
HARDNESS RATING	217.0 BRINELL STANDARD MINIMUM AND 269.0 BRINELL STANDARD MAXIMUM OVERALL
HEAD HEIGHT	0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 1035 OVERALL
NOMINAL THREAD DIAMETER	0.500 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS	0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNF

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