5306-01-317-8148, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-317-8148

Federal Supply Class:
5306

National Item Identification Number:
013178148

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:

1532392	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
5306PL0931454	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH

Techincal Specification:

THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.164 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.250 INCHES NOMINAL
FASTENER LENGTH	0.688 INCHES NOMINAL
MATERIAL	STEEL COMP 630 OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	36.0 ROCKWELL C MINIMUM AND
	42.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	HEXAGON
HEAD HEIGHT	0.093 INCHES NOMINAL
WIDTH BETWEEN FLATS	0.312 INCHES NOMINAL
POINT STYLE	FLAT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FIRST DIAMETER FROM HEAD	0.2495 INCHES MINIMUM AND
	0.2498 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD	0.158 INCHES MINIMUM AND
	0.163 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.377 INCHES MINIMUM AND
	0.383 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.438 INCHES NOMINAL
FEATURES PROVIDED	DRY FILM LUBRICANT

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