5306-00-416-2104, BOLT,EXTERNALLY RELIEVED BODY

6625-00-416-2080 COMPUTER CODER,TEST

National Stock Number:
5306-00-416-2104

Federal Supply Class:
5306

National Item Identification Number:
004162104

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:

76957-001	14541	COOPER MACHINERY SERVICES LLC
76957-1	14541	COOPER MACHINERY SERVICES LLC

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	1.125 INCHES
THREAD QUANTITY PER INCH	12
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.531 INCHES MINIMUM
FASTENER LENGTH	13.375 INCHES NOMINAL
MATERIAL	STEEL COMP 4140 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING	25.0 ROCKWELL C MINIMUM AND
	30.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	DEE CHAMFER
HEAD DIAMETER	2.000 INCHES NOMINAL
HEAD HEIGHT	1.000 INCHES NOMINAL
DISTANCE FROM CENTERLINE TO FLAT	0.688 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	12.888 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.219 INCHES NOMINAL FIRST HOLE
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	5
FIRST DIAMETER FROM HEAD	1.025 INCHES MINIMUM AND
	1.035 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD	1.123 INCHES MINIMUM AND
	1.124 INCHES MAXIMUM
THIRD DIAMETER FROM HEAD	1.025 INCHES MINIMUM AND
	1.035 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD	1.123 INCHES MINIMUM AND
	1.124 INCHES MAXIMUM
FIFTH DIAMETER FROM HEAD	1.025 INCHES MINIMUM AND
	1.035 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.500 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	0.875 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	3.313 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER	5.188 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER	8.999 INCHES NOMINAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE	14541
DESIGN CONTROL REFERENCE	76957-001

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