NSN 5306-00-135-1401

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-00-135-1401 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: 6865512, 6865512, 5306-00-135-1401, 00-135-1401, 5306001351401, 001351401

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 30, 196800-135-140106675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON EXTENDED WASHER

Cross Reference | NSN 5306-00-135-1401
Part Number Cage Code Manufacturer
686551273342ALLISON TRANSMISSION, INC.
6865512K5974ROLLS-ROYCE PLC NAVAL MARINE
Technical Data | NSN 5306-00-135-1401
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.622 INCHES MINIMUM AND 0.682 INCHES MAXIMUM
FASTENER LENGTH1.562 INCHES NOMINAL
HEAD STYLE DOUBLE HEXAGON EXTENDED WASHER
HEAD HEIGHT0.303 INCHES NOMINAL
WIDTH BETWEEN FLATS0.312 INCHES NOMINAL
EXTENDED WASHER DIAMETER0.438 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
FIRST DIAMETER FROM HEAD0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.105 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.880 INCHES MINIMUM AND 0.940 INCHES MAXIMUM