NSN 5306-00-626-3843

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-00-626-3843 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.

Alternate Parts: 493D2, 2045D77, 493D2, 5306-00-626-3843, 00-626-3843, 5306006263843, 006263843

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-626-384306675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON EXTENDED WASHER

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5306-00-626-3843
Part Number Cage Code Manufacturer
493D20AHP5CURTISS-WRIGHT CONTROLS, INCDIV SENSORS & CONTROLS
2045D770AHP5CURTISS-WRIGHT CONTROLS, INCDIV SENSORS & CONTROLS
493D206710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
Technical Data | NSN 5306-00-626-3843
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.438 INCHES
THREAD QUANTITY PER INCH20
NONSTANDARD THREAD PITCH DIAMETER+0.4024 TO +0.4045 INCHES
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.510 INCHES MINIMUM
FASTENER LENGTH0.920 INCHES NOMINAL
HEAD STYLE HEXAGON EXTENDED WASHER
HEAD HEIGHT0.440 INCHES NOMINAL
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
EXTENDED WASHER DIAMETER0.708 INCHES MINIMUM AND 0.712 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.133 INCHES NOMINAL
HOLE CONFIGURATION STYLE2 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY6
HOLE DIAMETER0.062 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.338 INCHES MINIMUM AND 0.342 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.410 INCHES NOMINAL