5306-00-207-3160 BOLT,MACHINE Index 5306-00-207-3163 BOLT,MACHINE

National Stock Number:
5306-00-207-3161

Federal Supply Class:
5306

National Item Identification Number:
002073161

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.


Techincal Specification:
FASTENER LENGTH4.000 INCHES NOMINAL
FEATURES PROVIDEDUNFINISHED HEAD
HEAD HEIGHT0.186 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
HEAD STYLESQUARE
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
NONDEFINITIVE SPEC/STD DATAA TYPE AND C CLASS
SPECIAL FEATURESFURNISHED W/1 SQ NUT
WIDTH BETWEEN FLATS0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNC


Click here to Register for Free 30-day Trial