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) |
---|---|---|---|
53 | JAN 01, 1961 | 00-153-9337 | 01852 ( 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 |
---|---|---|
109280 | 00198 | PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP. |
Technical Data | NSN 5305-00-153-9337
Characteristic | Specifications |
---|---|
THREAD SERIES DESIGNATOR | UNC |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
THREAD QUANTITY PER INCH | 20 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.560 INCHES MINIMUM |
FASTENER LENGTH | 2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM |
HEAD STYLE | 4 CROWNED HEXAGON |
HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
HOLE CONFIGURATION STYLE | ROUND |
HOLE TYPE | DRILLED |
HOLE QUANTITY | 1 |
HOLE DIAMETER | 0.062 INCHES NOMINAL |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
FIRST DIAMETER FROM HEAD | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
SECOND DIAMETER FROM HEAD | 0.264 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.930 INCHES MINIMUM AND 1.950 INCHES MAXIMUM |