5306-01-327-7933 BOLT,MACHINE Index 5305-01-327-7935 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-327-7934

Federal Supply Class:
5306

National Item Identification Number:
013277934

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:
582026253711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
EXTENDED WASHER DIAMETER0.370 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.020 INCHES MINIMUM AND 0.035 INCHES MAXIMUM
FASTENER LENGTH0.930 INCHES NOMINAL
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.570 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SURFACE FINISH125.0 MICROINCHES OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.360 INCHES NOMINAL
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF
WIDTH BETWEEN FLATS0.210 INCHES NOMINAL


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