5306-00-660-2090 BOLT,EYE Index 5305-00-660-2093 SCREW,MACHINE

National Stock Number:
5306-00-660-2091

Federal Supply Class:
5306

National Item Identification Number:
006602091

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:
37508970210HONEYWELL INTERNATIONAL INC.
37508972599ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO
37508999193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.635 INCHES MINIMUM AND 0.655 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
FASTENER LENGTH0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIALSTEEL COMP 4130 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SECOND DIAMETER FROM HEAD0.133 INCHES MINIMUM AND 0.138 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.312 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.325 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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