5306-00-639-1850, BOLT,MACHINE

National Stock Number:
5306-00-639-1850

Federal Supply Class:
5306

National Item Identification Number:
006391850

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:

274354

77445

RTX CORPORATION

Techincal Specification:

EXTENDED WASHER DIAMETER	0.510 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.080 INCHES NOMINAL
FASTENER LENGTH	0.820 INCHES NOMINAL
FEATURES PROVIDED	FINISHED HEAD
HARDNESS RATING	30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.385 INCHES NOMINAL
HEAD STYLE	DOUBLE HEXAGON W/HOLE
HOLE CONFIGURATION STYLE	DOUBLE HEXAGON LONGITUDINAL HOLE
HOLE DIAMETER	0.075 INCHES NOMINAL
HOLE QUANTITY	2
HOLE TYPE	DRILLED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER	0.312 INCHES
NONSTANDARD THREAD PITCH DIAMETER	+0.2797 TO 0.2824 INCHES
PRECIOUS MATERIAL	SILVER
SPECIAL FEATURES	HEAD DRILLED 0.195 IN TO 0.215 IN DIA BY 0.187 IN TO 0.199 IN DEEP
WIDTH BETWEEN FLATS	0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE THREADS
SURFACE TREATMENT	SILVER THREADS
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.737 INCHES MINIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNF

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