5306-00-628-7973, BOLT,EXTERNALLY RELIEVED BODY

5935-00-628-7975 CONNECTOR,RECEPTACLE,ELECTRICAL

National Stock Number:
5306-00-628-7973

Federal Supply Class:
5306

National Item Identification Number:
006287973

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:

537034-1	05812	HORST ENGINEERING & MANUFACTURING CO
537034-1	06725	SPS TECHNOLOGIES, LLC
537034-1	66861	HARTFORD AIRCRAFT PRODUCTS, INC
537034-1	73030	HAMILTON SUNDSTRAND CORPORATION

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.750 INCHES
THREAD QUANTITY PER INCH	16
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.710 INCHES NOMINAL
FASTENER LENGTH	4.850 INCHES NOMINAL
MATERIAL	STEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE I CLASS B PER HS74 FED STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	35.0 ROCKWELL C MINIMUM AND
	40.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	HEXAGON EXTENDED WASHER
HEAD HEIGHT	0.054 INCHES NOMINAL
WIDTH BETWEEN FLATS	0.928 INCHES MINIMUM AND
	0.940 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	1.052 INCHES MINIMUM AND
	1.062 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.018 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	3
FIRST DIAMETER FROM HEAD	0.655 INCHES NOMINAL
SECOND DIAMETER FROM HEAD	0.7545 INCHES MINIMUM AND
	0.7548 INCHES MAXIMUM
THIRD DIAMETER FROM HEAD	0.660 INCHES MINIMUM AND
	0.662 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.500 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	2.540 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	4.130 INCHES NOMINAL
SPECIAL FEATURES	2 HOLES OPPOSITE END FROM HEAD; COUNTERSUNK TO 0.22 DIAME
CRITICALITY CODE JUSTIFICATION	AGAV AND
	SFTT
PART NAME ASSIGNED BY CONTROLLING AGENCY	BOLT-RELIEVED SPL

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