NSN 5306-00-551-0247

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-00-551-0247 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: 90D112, 5306-00-551-0247, 00-551-0247, 5306005510247, 005510247

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-551-024706675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

HEXAGON FLATS

Cross Reference | NSN 5306-00-551-0247
Part Number Cage Code Manufacturer
90D1120AHP5CURTISS-WRIGHT CONTROLS, INCDIV SENSORS & CONTROLS
Technical Data | NSN 5306-00-551-0247
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.530 INCHES MINIMUM AND 0.590 INCHES MAXIMUM
FASTENER LENGTH1.380 INCHES NOMINAL
HEAD STYLE HEXAGON
HEAD HEIGHT0.203 INCHES NOMINAL
WIDTH BETWEEN FLATS0.491 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HOLE CONFIGURATION STYLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.070 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.229 INCHES MINIMUM AND 0.233 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.790 INCHES MINIMUM AND 0.850 INCHES MAXIMUM
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT