5306-00-325-3297, BOLT,MACHINE

National Stock Number:
5306-00-325-3297

Federal Supply Class:
5306

National Item Identification Number:
003253297

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:

201-10235

06473

BUNKER RAMO CORP AMPHENOL NORTH AMERICAN DIV SAMS OPERATION

Techincal Specification:

FASTENER LENGTH	0.730 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
HEAD HEIGHT	0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
HEAD STYLE	HEXAGON
LOCKING FEATURE	PELLET THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 431 OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
NUCLEAR HARDNESS CRITICAL FEATURE	HARDENED
WIDTH BETWEEN FLATS	0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35,TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.319 INCHES MINIMUM AND 0.346 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	32

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