5305-01-141-7894 SETSCREW Index 5305-01-141-7896 SCREW,SHOULDER

National Stock Number:
5306-01-141-7895

Federal Supply Class:
5306

National Item Identification Number:
011417895

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:
74D111028-200576301THE BOEING COMPANY


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH2.626 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.539 INCHES MINIMUM AND 0.549 INCHES MAXIMUM
HEAD HEIGHT0.290 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-530 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALCOPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
NOMINAL THREAD DIAMETER0.750 INCHES
NONSTANDARD THREAD PITCH DIAMETER+0.6574 TO 0.6632 INCHES
WIDTH BETWEEN FLATS0.562 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH2.316 INCHES NOMINAL
THREAD QUANTITY PER INCH6
THREAD SERIES DESIGNATORACME


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