NSN 5306-00-217-3146

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-00-217-3146 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: 237208, 5306-00-217-3146, 00-217-3146, 5306002173146, 002173146

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-217-314606675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

Cross Reference | NSN 5306-00-217-3146
Part Number Cage Code Manufacturer
23720877445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 5306-00-217-3146
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS1A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.698 INCHES MINIMUM
FASTENER LENGTH1.403 INCHES NOMINAL
MINIMUM TENSILE STRENGTH1360000 POUNDS PER SQUARE INCH
HEAD STYLE3 UNDERCUT HEXAGON
HEAD DIAMETER0.635 INCHES NOMINAL
HEAD HEIGHT0.260 INCHES NOMINAL
WIDTH BETWEEN FLATS0.510 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY3
FIRST DIAMETER FROM HEAD0.312 INCHES NOMINAL
SECOND DIAMETER FROM HEAD0.245 INCHES NOMINAL
THIRD DIAMETER FROM HEAD0.312 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.280 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.370 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER0.562 INCHES NOMINAL