5306-00-385-9200, BOLT,EXTERNALLY RELIEVED BODY

5306-00-385-9201 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-385-9200

Federal Supply Class:
5306

National Item Identification Number:
003859200

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:

4016856	11449	TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
4016856	56878	SPS TECHNOLOGIES, LLC
4016856	77445	RTX CORPORATION

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	0.289 INCHES MINIMUM AND
	0.325 INCHES MAXIMUM
FASTENER LENGTH	0.575 INCHES MINIMUM AND
	0.595 INCHES MAXIMUM
MATERIAL	NICKEL ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5708 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND
	44.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	175000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	115000 POUNDS PER SQUARE INCH
HEAD STYLE	DOUBLE HEXAGON W/HOLE
HEAD HEIGHT	0.293 INCHES MINIMUM AND
	0.313 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.309 INCHES MINIMUM AND
	0.317 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.428 INCHES MINIMUM AND
	0.448 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.060 INCHES MINIMUM AND
	0.070 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FIRST DIAMETER FROM HEAD	0.248 INCHES MINIMUM AND
	0.250 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	0.080 INCHES MINIMUM AND
	0.086 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.270 INCHES MINIMUM AND
	0.286 INCHES MAXIMUM
THE MANUFACTURERS DATA
MANUFACTURERS CODE	77445
DESIGN CONTROL REFERENCE	4016856

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