2990-01-416-7382 CAP ASSEMBLY,PROTECTIVE,MUFFLER-EXHAUST Index 5306-01-416-7384 BOLT,MACHINE

National Stock Number:
5306-01-416-7383

Federal Supply Class:
5306

National Item Identification Number:
014167383

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:
501E405YFFN3303502GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT
N14DP2501403502GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT
N22P2501403502GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT


Techincal Specification:
FASTENER LENGTH0.880 INCHES NOMINAL
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A193,GR B7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145 OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.875 INCHES NOMINAL
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM


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