5306-01-217-6961 BOLT,MACHINE Index 5306-01-217-6963 BOLT,MACHINE

National Stock Number:
5306-01-217-6962

Federal Supply Class:
5306

National Item Identification Number:
012176962

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:
MS9451-120U583SAE INTERNATIONAL
MS9451-1281343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS9451-1296906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.865 INCHES MINIMUM AND
0.885 INCHES MAXIMUM
MATERIALSTEEL COMP 601 OVERALL
THREAD LENGTH0.620 INCHES MINIMUM AND
0.700 INCHES MAXIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNJF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTNICKEL AND
CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING42.0 ROCKWELL C MINIMUM AND
46.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.115 INCHES MINIMUM AND
0.135 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND
0.376 INCHES MAXIMUM
GRIP LENGTH0.185 INCHES MINIMUM AND
0.245 INCHES MAXIMUM
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
63.0 MICROINCHES GRIP
32.0 MICROINCHES THREADS
FEATURES PROVIDEDFINISHED HEAD


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