NSN 5305-00-153-9337

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-153-9337 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 undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.

Alternate Parts: 109280, 5305-00-153-9337, 00-153-9337, 5305001539337, 001539337

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-153-933701852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

ROUND

Cross Reference | NSN 5305-00-153-9337
Part Number Cage Code Manufacturer
10928000198PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP.
Technical Data | NSN 5305-00-153-9337
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.560 INCHES MINIMUM
FASTENER LENGTH2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD HEIGHT0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
HOLE CONFIGURATION STYLE ROUND
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.062 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD0.264 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER1.930 INCHES MINIMUM AND 1.950 INCHES MAXIMUM