5306-01-278-6622, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-278-6622

Federal Supply Class:
5306

National Item Identification Number:
012786622

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:

10116196	A486G	NIMIKKEISTOKESKUS NCB FINLAND
5306PL1498855	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
MS9208-16	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

THREAD SERIES DESIGNATOR	UNJF
NOMINAL THREAD DIAMETER	0.190 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.630 INCHES MINIMUM AND
	0.690 INCHES MAXIMUM
FASTENER LENGTH	1.115 INCHES MINIMUM AND
	1.135 INCHES MAXIMUM
MATERIAL	STEEL COMP 601 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS6304 UNS K14675 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND
	NICKEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
HARDNESS RATING	42.0 ROCKWELL C MINIMUM AND
	46.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	DOUBLE HEXAGON W/HOLE
HEAD HEIGHT	0.240 INCHES MINIMUM AND
	0.260 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.243 INCHES MINIMUM AND
	0.251 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.365 INCHES MINIMUM AND
	0.385 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.040 INCHES MINIMUM AND
	0.050 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FIRST DIAMETER FROM HEAD	0.165 INCHES MINIMUM AND
	0.175 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.435 INCHES MINIMUM AND
	0.495 INCHES MAXIMUM
FEATURES PROVIDED	FINISHED HEAD
SPECIFICATION/STANDARD DATA	96906-MS9208 GOVERNMENT STANDARD
SUPPLEMENTARY FEATURES	ACFT ENG AND PROP. APPL
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS9208-16

Click here to Register for Free 30-day Trial