5306-01-226-8717, BOLT,MACHINE

National Stock Number:
5306-01-226-8717

Federal Supply Class:
5306

National Item Identification Number:
012268717

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:

J642P04F

07482

GENERAL ELECTRIC COMPANY

Techincal Specification:

EXTENDED WASHER DIAMETER	0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM
FASTENER LENGTH	0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
HEAD HEIGHT	0.211 INCHES MINIMUM AND 0.231 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON EXTENDED WASHER
HOLE CONFIGURATION STYLE	DOUBLE HEXAGON FLATS
HOLE DIAMETER	0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
HOLE QUANTITY	2
HOLE TYPE	DRILLED
MATERIAL DOCUMENT AND CLASSIFICATION	C50TF13 CL-B MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	NICKEL ALLOY 718 OVERALL
NOMINAL THREAD DIAMETER	0.164 INCHES
SPECIAL FEATURES	FINISH DRY FILM LUBRICANT PER A50TF9 CL-A
SURFACE FINISH	32.0 MICROINCHES THREADS
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.372 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH	36
WIDTH BETWEEN FLATS	0.2188 INCHES NOMINAL

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