2090-00-638-1928 SECRETARY Index 5306-00-638-1933 BOLT,MACHINE

National Stock Number:
5306-00-638-1930

Federal Supply Class:
5306

National Item Identification Number:
006381930

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:
28252806725SPS TECHNOLOGIES, LLC
28252811449TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
28252856878SPS TECHNOLOGIES, LLC
28252877445RTX CORPORATION
28252892215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
EXTENDED WASHER DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
FASTENER LENGTH0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 601 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
NONSTANDARD THREAD PITCH DIAMETER+0.2797 TO 0.2824 INCHES
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTNICKEL AND CADMIUM OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.657 INCHES MINIMUM AND 0.740 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF


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