5306-00-094-1752, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-00-094-1752

Federal Supply Class:
5306

National Item Identification Number:
000941752

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:

1114259	18355	THE BOEING COMPANY
1114259	88277	THE BOEING COMPANY

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.907 INCHES MINIMUM AND 2.031 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER	2.063 INCHES MINIMUM AND 2.125 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER	2.656 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	3
FASTENER LENGTH	4.188 INCHES MINIMUM AND 4.250 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HEAD HEIGHT	0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
HEAD STYLE	HEXAGON
HOLE CONFIGURATION STYLE	HEXAGON FLATS
HOLE DIAMETER	0.076 INCHES NOMINAL
HOLE QUANTITY	1
HOLE TYPE	DRILLED
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4130 OVERALL
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.312 INCHES
SECOND DIAMETER FROM HEAD	0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
SPECIAL FEATURES	POINT STYLE NO. 8 0.248 IN. DIA BY 0.312 IN. LG
WIDTH BETWEEN FLATS	0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
SURFACE TREATMENT	CADMIUM OVERALL
THIRD DIAMETER FROM HEAD	0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.188 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	24

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