5306-01-361-8437, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-361-8437

Federal Supply Class:
5306

National Item Identification Number:
013618437

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:

12317C18	88032	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
12317C18A	0UBG9	CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
12317C18A	30760	INGERSOLL RAND CO

Techincal Specification:

THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.500 INCHES
THREAD QUANTITY PER INCH	13
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.000 INCHES NOMINAL
FASTENER LENGTH	2.620 INCHES NOMINAL
MATERIAL	NICKEL ALLOY K-500 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286 FED SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT	ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	24.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH	90000 POUNDS PER SQUARE INCH
HEAD STYLE	HEXAGON
HEAD HEIGHT	0.380 INCHES NOMINAL
WIDTH BETWEEN FLATS	0.750 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FIRST DIAMETER FROM HEAD	0.500 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.120 INCHES NOMINAL

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