5306-01-185-0154, BOLT,MACHINE

National Stock Number:
5306-01-185-0154

Federal Supply Class:
5306

National Item Identification Number:
011850154

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:

NAS1223C5N

88044

AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

Techincal Specification:

FASTENER LENGTH	0.635 INCHES MINIMUM AND 0.665 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
HEAD STYLE	DISHED HEXAGON
LOCKING FEATURE	PELLET THREADS
MATERIAL	STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OR STEEL COMP E4340 OR STEEL COMP 4140 OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.190 INCHES
WIDTH BETWEEN FLATS	0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OR CHROMATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.313 INCHES MINIMUM AND 0.363 INCHES MAXIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)

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