5306-00-207-4581 BOLT,MACHINE Index 5306-00-207-4583 BOLT,MACHINE

National Stock Number:
5306-00-207-4582

Federal Supply Class:
5306

National Item Identification Number:
002074582

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:
AN10-37A80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
AN10-37A88044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH4.000 INCHES MINIMUM AND
4.047 INCHES MAXIMUM
MATERIALSTEEL OVERALL
THREAD LENGTH0.953 INCHES MINIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.625 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
SURFACE TREATMENTCADMIUM OVERALL
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.328 INCHES MINIMUM AND
0.360 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.928 INCHES MINIMUM AND
0.940 INCHES MAXIMUM
GRIP LENGTH3.046 INCHES MINIMUM AND
3.078 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD


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