5306-01-205-8016, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-205-8016

Federal Supply Class:
5306

National Item Identification Number:
012058016

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:

66-23613-2

81205

THE BOEING COMPANY

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.330 INCHES MINIMUM AND 0.340 INCHES MAXIMUM FIRST HOLE
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.165 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
HEAD DIAMETER	0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
HEAD HEIGHT	0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.081 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE
SPECIAL FEATURES	SLOTTED HEAD
SURFACE TREATMENT	CADMIUM OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNEF
THREAD QUANTITY PER INCH	32

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