5342-01-029-1179 BUMPER,SPECIAL Index 5305-01-029-1183 SCREW,TAPPING

National Stock Number:
5306-01-029-1181

Federal Supply Class:
5306

National Item Identification Number:
010291181

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:
G58-2376761C E NIEHOFF & CO
N913576761C E NIEHOFF & CO


Techincal Specification:
EXTENDED WASHER DIAMETER0.810 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.090 INCHES NOMINAL
FASTENER LENGTH0.999 INCHES MINIMUM AND 1.061 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HEAD HEIGHT0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
HEAD STYLEHEXAGON EXTENDED WASHER
LOCKING FEATUREPELLET THREADS
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.437 INCHES
SPECIAL FEATURESPLASTIC POLYAMIDE PELLET
WIDTH BETWEEN FLATS0.432 INCHES MINIMUM AND 0.442 INCHES MAXIMUM
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH14


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