5306-00-058-1417, BOLT,EXTERNALLY RELIEVED BODY

5821-00-058-1418 CHASSIS,ELECTRICAL-ELECTRONIC EQUIPMENT

National Stock Number:
5306-00-058-1417

Federal Supply Class:
5306

National Item Identification Number:
000581417

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:

215-88402-1

80378

TRIUMPH AEROSTRUCTURES, LLC

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.375 INCHES
THREAD QUANTITY PER INCH	24
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.280 INCHES MINIMUM AND
	0.290 INCHES MAXIMUM
FASTENER LENGTH	3.160 INCHES MINIMUM AND
	3.200 INCHES MAXIMUM
MATERIAL	STEEL COMP 4340 OVERALL
SURFACE TREATMENT	CADMIUM AND
	CHROMIUM HEAD
	CADMIUM AND
	CHROMIUM THREADS
HARDNESS RATING	43.0 ROCKWELL C MINIMUM AND
	46.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	200000 POUNDS PER SQUARE INCH
HEAD STYLE	HEXAGON
HEAD HEIGHT	0.180 INCHES NOMINAL
WIDTH BETWEEN FLATS	1.110 INCHES MINIMUM AND
	1.120 INCHES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	3.020 INCHES MINIMUM AND
	3.030 INCHES MAXIMUM FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.106 INCHES NOMINAL FIRST HOLE
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FIRST DIAMETER FROM HEAD	0.749 INCHES NOMINAL
SECOND DIAMETER FROM HEAD	0.309 INCHES MINIMUM AND
	0.314 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	2.800 INCHES MINIMUM AND
	2.810 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	2.880 INCHES MINIMUM AND
	2.890 INCHES MAXIMUM
THE MANUFACTURERS DATA
MANUFACTURERS CODE	80378
DESIGN CONTROL REFERENCE	215-88402-1

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