5305-00-935-3047 THUMBSCREW Index 5305-00-935-3049 SCREW,MACHINE

National Stock Number:
5306-00-935-3048

Federal Supply Class:
5306

National Item Identification Number:
009353048

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:
686138073342ALLISON TRANSMISSION INC


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.300 INCHES MINIMUM AND 0.340 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER2.220 INCHES MINIMUM AND 2.280 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER1.180 INCHES MINIMUM AND 1.220 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER1.330 INCHES MINIMUM AND 1.370 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.375 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY4
EXTENDED WASHER THICKNESS0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
FASTENER LENGTH3.060 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.184 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD0.140 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
HEAD HEIGHT0.260 INCHES NOMINAL
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SECOND DIAMETER FROM HEAD0.140 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THIRD DIAMETER FROM HEAD0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
THREAD LENGTH0.780 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNJF


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