5306-00-459-4633, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-459-4633

Federal Supply Class:
5306

National Item Identification Number:
004594633

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:

118B511H02	48306	NORTHROP GRUMMAN SUPPORT SERVICES CORP
118B511H02	97942	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.279 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	1.360 INCHES MINIMUM AND 1.400 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.875 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.090 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	2
FASTENER LENGTH	1.970 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.437 INCHES NOMINAL
HEAD HEIGHT	0.330 INCHES MINIMUM AND 0.350 INCHES MAXIMUM
HEAD STYLE	HEXAGON EXTENDED WASHER
MATERIAL	STEEL COMP 1212 OVERALL
NOMINAL THREAD DIAMETER	0.437 INCHES
SECOND DIAMETER FROM HEAD	0.315 INCHES NOMINAL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.570 INCHES MINIMUM AND 0.610 INCHES MAXIMUM
THREAD QUANTITY PER INCH	14
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH BETWEEN FLATS	0.625 INCHES NOMINAL

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