5306-00-702-6507, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-702-6507

Federal Supply Class:
5306

National Item Identification Number:
007026507

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:

5306PL0964776	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
6841704-10	24617	GENERAL MOTORS CORP
6841704-10	63005	ROLLS-ROYCE CORPORATION
6841704-10	73342	ALLISON TRANSMISSION INC
6844591-12101	63005	ROLLS-ROYCE CORPORATION
6844591-12101	73342	ALLISON TRANSMISSION INC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.250 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.438 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
EXTENDED WASHER THICKNESS	0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
FASTENER LENGTH	0.750 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.330 INCHES NOMINAL
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	NICKEL ALLOY OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SECOND DIAMETER FROM HEAD	0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.500 INCHES MINIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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