5306-00-208-7652 BOLT,EXTERNALLY RELIEVED BODY Index 4920-00-208-7659 TEST SET,COUNTERMEASURES SET

National Stock Number:
5306-00-208-7653

Federal Supply Class:
5306

National Item Identification Number:
002087653

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:
2045D820AHP5CURTISS-WRIGHT CONTROLS, INC.


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.100 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER1.540 INCHES MINIMUM AND 1.580 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.780 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
EXTENDED WASHER THICKNESS0.090 INCHES NOMINAL
FASTENER LENGTH2.000 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.432 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.328 INCHES NOMINAL
HEAD STYLEHEXAGON EXTENDED WASHER
HOLE CONFIGURATION STYLEHEXAGON FLATS
HOLE DIAMETER0.063 INCHES NOMINAL
HOLE QUANTITY3
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6320 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 8735 OVERALL
NOMINAL THREAD DIAMETER0.438 INCHES
SECOND DIAMETER FROM HEAD0.366 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNF


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