5306-00-821-9088, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-821-9088

Federal Supply Class:
5306

National Item Identification Number:
008219088

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:

R106P10N	07482	GENERAL ELECTRIC COMPANY
R106P10N	24446	GENERAL ELECTRIC COMPANY

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.312 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	1.062 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.218 INCHES NOMINAL
HEAD HEIGHT	0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON EXTENDED WASHER
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
NONSTANDARD THREAD PITCH DIAMETER	+0.2213 TO 0.2238 INCHES
WIDTH BETWEEN FLATS	0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
SURFACE TREATMENT	NICKEL OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.750 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNS
THREAD QUANTITY PER INCH	28

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