5306-01-130-3249 BOLT,RING Index 5306-01-130-3251 BOLT,SHOULDER

National Stock Number:
5306-01-130-3250

Federal Supply Class:
5306

National Item Identification Number:
011303250

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:
10115805A486GNIMIKKEISTOKESKUS NCB FINLAND
J643P21A07482GENERAL ELECTRIC COMPANY


Techincal Specification:
EXTENDED WASHER THICKNESS0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
FASTENER LENGTH1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH0.815 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
HEAD HEIGHT0.248 INCHES MINIMUM AND 0.268 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
MATERIALNICKEL ALLOY 718 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
WIDTH BETWEEN FLATS0.250 INCHES NOMINAL
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES THREADS
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.615 INCHES MINIMUM AND 0.695 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH32


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