5306-00-850-3727, BOLT,MACHINE

National Stock Number:
5306-00-850-3727

Federal Supply Class:
5306

National Item Identification Number:
008503727

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:

R433P15U	07482	GENERAL ELECTRIC COMPANY
R433P15U	24446	GENERAL ELECTRIC COMPANY

Techincal Specification:

FASTENER LENGTH	1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
GRIP LENGTH	0.378 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD STYLE	HEXAGON
HOLE DIAMETER	0.046 INCHES NOMINAL
HOLE CONFIGURATION STYLE	HEXAGON FLATS
HOLE QUANTITY	1
HOLE TYPE	DRILLED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5628 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 431 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
WIDTH BETWEEN FLATS	0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	+50T7A FSCM 07482 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE FINISH	63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH	63.0 MICROINCHES GRIP
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.740 INCHES MINIMUM AND 0.820 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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