5306-01-394-0376, BOLT,EXTERNALLY RELIEVED BODY

4920-01-394-0375 FIXTURE,MACHINING,AIRCRAFT ENGIN

5935-01-394-0377 CONNECTOR,RECEPTACLE,ELECTRICAL

National Stock Number:
5306-01-394-0376

Federal Supply Class:
5306

National Item Identification Number:
013940376

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:

156065	068H2	UNISON INDUSTRIES INC.
156065	0UCY9	M.S. AEROSPACE INC.
156065	1Y249	AAR SUPPLY CHAIN, INC
156065	59501	UNISON INDUSTRIES LLC
156065	83311	UNISON INDUSTRIES, LLC

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.812 INCHES MINIMUM AND 0.816 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.375 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.040 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.062 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.146 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
HARDNESS RATING	24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.260 INCHES NOMINAL
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	IRON ALLOY 660 OVERALL
MINIMUM YIELD STRENGTH	8500 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH	130000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.190 INCHES
SPECIAL FEATURES	ALTERED ITEM DRAWING MAKE FROM MS9565-15
WIDTH BETWEEN FLATS	0.250 INCHES NOMINAL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)

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