3010-01-442-9863 GEAR ASSEMBLY,SPEED DECREASER Index 5961-01-442-9865 SEMICONDUCTOR DEVICE,DIODE

National Stock Number:
5306-01-442-9864

Federal Supply Class:
5306

National Item Identification Number:
014429864

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:
91309A5813A054MCMASTER-CARR SUPPLY CO
SW30255-325RQL2DRS ENVIRONMENTAL SYSTEMS INC
SW30255-3298255DRS SUSTAINMENT SYSTEMS INC


Techincal Specification:
FASTENER LENGTH0.750 INCHES NOMINAL
HEAD HEIGHT0.203 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIALSTEEL COMP 1040 OVERALL
NOMINAL THREAD DIAMETER0.313 INCHES
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
SURFACE TREATMENTDICHROMATE AND ZINC OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.750 INCHES NOMINAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH18


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