5306-00-680-6790, BOLT,EXTERNALLY RELIEVED BODY

5306-00-680-6791 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-680-6790

Federal Supply Class:
5306

National Item Identification Number:
006806790

Description:
BOLT,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.

Manufacturer Information:

327B490P2	24446	GENERAL ELECTRIC COMPANY
327B490P2	99207	GENERAL ELECTRIC COMPANY

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.085 INCHES NOMINAL
EXTENDED WASHER DIAMETER	0.375 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
EXTENDED WASHER THICKNESS	0.045 INCHES NOMINAL
FASTENER LENGTH	0.450 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.166 INCHES NOMINAL
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.260 INCHES NOMINAL
HEAD STYLE	DOUBLE HEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
MINIMUM TENSILE STRENGTH	130000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.190 INCHES
WIDTH BETWEEN FLATS	0.247 INCHES NOMINAL
SURFACE TREATMENT	NICKEL AND PHOSPHATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.365 INCHES MINIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	32

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