5306-01-315-4889, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-315-4889

Federal Supply Class:
5306

National Item Identification Number:
013154889

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:

5306PL1499158	9009H	INSPEKTORAT WSPARCIA SIL ZBROJNYCH
ST2520-09	52661	RTX CORPORATION
ST2520-09	77445	RTX CORPORATION

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	0.025 INCHES MINIMUM AND 0.108 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
EXTENDED WASHER THICKNESS	0.090 INCHES MINIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.343 INCHES MINIMUM AND 0.353 INCHES MAXIMUM
HEAD HEIGHT	0.373 INCHES MINIMUM AND 0.393 INCHES MAXIMUM
HEAD STYLE	DOUBLE HEXAGON W/HOLE
MATERIAL	TITANIUM ALLOY UNS R56400 OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES
SPECIAL FEATURES	SURFACE ON GRIP AND BEARING SURFACE OF HEAD 32 MICRINCHES; THREADS AND WASHER FACE COATED PWA 550-3 AGEC 77445
WIDTH BETWEEN FLATS	0.4375 INCHES NOMINAL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.820 INCHES MINIMUM AND 0.923 INCHES MAXIMUM
THREAD QUANTITY PER INCH	24

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