5306-00-914-9506, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-914-9506

Federal Supply Class:
5306

National Item Identification Number:
009149506

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:

3000T93P02	06273	GENERAL ELECTRIC CO SMALL AIRCRAFT ENGINE DEPT OF FLIGHT PROPULSION DIVISION OF ELECTRONIC ATOMIC AND DEFENSE SYSTEMS GROUP
3000T93P02	99207	GENERAL ELECTRIC COMPANY

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.783 INCHES MINIMUM AND 0.843 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.894 INCHES NOMINAL
EXTENDED WASHER DIAMETER	0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	1.480 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
HARDNESS RATING	29.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL	IRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
SECOND DIAMETER FROM HEAD	0.137 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.596 INCHES MINIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	32

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