5306-01-316-8948, BOLT,EXTERNALLY RELIEVED BODY

5306-01-316-8947 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-316-8948

Federal Supply Class:
5306

National Item Identification Number:
013168948

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:

4069371	0UCY9	M.S. AEROSPACE INC.
4069371	4GP55	ACUFAST AIRCRAFT PRODUCTS
4069731	0UCY9	M.S. AEROSPACE INC.
4069371	52661	RTX CORPORATION
4069371	77445	RTX CORPORATION
5306PL1499172	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.645 INCHES MINIMUM AND 0.655 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	1.139 INCHES MINIMUM AND 1.159 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.126 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	1.800 INCHES MINIMUM AND 1.820 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.416 INCHES MINIMUM AND 0.420 INCHES MAXIMUM
HEAD HEIGHT	0.485 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON W/HOLE
HOLE CONFIGURATION STYLE	DOUBLE HEXAGON LONGITUDINAL HOLE
HOLE DIAMETER	0.360 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
HOLE QUANTITY	1
HOLE TYPE	DRILLED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 7475 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COBALT ALLOY OVERALL
NOMINAL THREAD DIAMETER	0.500 INCHES
SECOND DIAMETER FROM HEAD	0.524 INCHES NOMINAL
WIDTH BETWEEN FLATS	0.563 INCHES NOMINAL
THIRD DIAMETER FROM HEAD	0.416 INCHES MINIMUM AND 0.420 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.661 INCHES NOMINAL
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)

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