NSN 5305-00-573-5550

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-573-5550 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: 1073773, 107377-3, 5305-00-573-5550, 00-573-5550, 5305005735550, 005735550

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 17, 196800-573-555001852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-573-5550
Part Number Cage Code Manufacturer
107377-337695RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 5305-00-573-5550
Characteristic Specifications
FASTENER LENGTH0.520 INCHES NOMINAL
HEAD STYLE0 DISHED HEXAGON
HEAD DIAMETER0.312 INCHES NOMINAL
INTERNAL DRIVE STYLE0 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.129 INCHES MINIMUM AND 0.139 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.260 INCHES NOMINAL