5306-01-455-3780, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-455-3780

Federal Supply Class:
5306

National Item Identification Number:
014553780

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:

167-6404600 FIND 133

53711

NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.060 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	4.940 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	6.590 INCHES NOMINAL
EXTENDED WASHER DIAMETER	2.250 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	3
EXTENDED WASHER THICKNESS	0.250 INCHES NOMINAL
FASTENER LENGTH	6.590 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	1.370 INCHES MINIMUM AND 1.380 INCHES MAXIMUM
HEAD HEIGHT	1.320 INCHES NOMINAL
HEAD STYLE	HEXAGON EXTENDED WASHER
LOCKING FEATURE	PELLET THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286 FORM 2 COND ANL,AH,FIN-A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	PLASTIC POLYAMIDE LOCKING FEATURE
NOMINAL THREAD DIAMETER	1.375 INCHES
POINT DIAMETER	1.134 INCHES MINIMUM AND 1.144 INCHES MAXIMUM
POINT STYLE	FLAT
POINT CHAMFER ANGLE	45.0 DEGREES NOMINAL
SECOND DIAMETER FROM HEAD	1.499 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
WIDTH BETWEEN FLATS	1.812 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THIRD DIAMETER FROM HEAD	1.375 INCHES NOMINAL
THREAD LENGTH	0.770 INCHES NOMINAL
THREAD QUANTITY PER INCH	6
THREAD SERIES DESIGNATOR	UNC

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