NSN 5306-00-870-3007

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-00-870-3007 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: 6863079, 6863079, BLT2122, 5306-00-870-3007, 00-870-3007, 5306008703007, 008703007

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 01, 196700-870-300706675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-870-3007
Part Number Cage Code Manufacturer
686307973342ALLISON TRANSMISSION, INC.
6863079K0680ROLLS-ROYCE AIRLINES
BLT2122K0680ROLLS-ROYCE AIRLINES
Technical Data | NSN 5306-00-870-3007
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
NONSTANDARD THREAD PITCH DIAMETER+0.2212 TO +0.2238 INCHES
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MINIMUM
FASTENER LENGTH3.990 INCHES MINIMUM AND 4.010 INCHES MAXIMUM
HEAD STYLE HEXAGON
HEAD HEIGHT0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY4
FIRST DIAMETER FROM HEAD0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
THIRD DIAMETER FROM HEAD0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.180 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER1.735 INCHES MINIMUM AND 1.775 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER2.050 INCHES MINIMUM AND 2.090 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER3.200 INCHES MINIMUM AND 3.260 INCHES MAXIMUM