NSN 5305-00-153-2782

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-153-2782 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: 1942754, 5305-00-153-2782, 00-153-2782, 5305001532782, 001532782

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 08, 197100-153-278201852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-153-2782
Part Number Cage Code Manufacturer
194275480064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 5305-00-153-2782
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.500 INCHES MINIMUM
FASTENER LENGTH1.500 INCHES NOMINAL
HEAD STYLE HEXAGON
HEAD HEIGHT0.230 INCHES NOMINAL
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.312 INCHES NOMINAL
SECOND DIAMETER FROM HEAD0.250 INCHES NOMINAL
THIRD DIAMETER FROM HEAD0.312 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.812 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.874 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER1.000 INCHES NOMINAL