5306-01-323-9084, BOLT,EXTERNALLY RELIEVED BODY

5306-01-323-9085 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-323-9084

Federal Supply Class:
5306

National Item Identification Number:
013239084

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:

4076771	0UCY9	M.S. AEROSPACE INC.
4076771	4GP55	ACUFAST AIRCRAFT PRODUCTS
4076771	77445	RTX CORPORATION
5306PL1499449	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH

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	0.245 INCHES NOMINAL
FASTENER LENGTH	0.961 INCHES MINIMUM AND
	0.981 INCHES MAXIMUM
MATERIAL	STEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 7477 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CHROMIUM GRIP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2406 ASSN STD SINGLE TREATMENT RESPONSE GRIP
HARDNESS RATING	24.0 ROCKWELL C MINIMUM OVERALL
HEAD STYLE	DOUBLE HEXAGON W/HOLE
HEAD HEIGHT	0.248 INCHES MINIMUM AND
	0.268 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.250 INCHES NOMINAL
EXTENDED WASHER DIAMETER	0.365 INCHES MINIMUM AND
	0.385 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.050 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FIRST DIAMETER FROM HEAD	0.244 INCHES MINIMUM AND
	0.246 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD	0.142 INCHES MINIMUM AND
	0.146 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.556 INCHES MINIMUM AND
	0.576 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.726 INCHES NOMINAL
SPECIAL FEATURES	CENTER HOLE ON TOP OF HEAD 0.090/0.110 IN. DIA X 0.128 IN. NOM DEEP
THE MANUFACTURERS DATA
MANUFACTURERS CODE	77445
DESIGN CONTROL REFERENCE	4076771

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