NSN 5305-01-259-8372

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-01-259-8372 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: 29025552, 2902555-2, 29025551, 2902555-1, 5305-01-259-8372, 01-259-8372, 5305012598372, 012598372

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 22, 198701-259-837201852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-259-8372
Part Number Cage Code Manufacturer
2902555-296214RAYTHEON COMPANYDBA RAYTHEON
2902555-196214RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 5305-01-259-8372
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.290 INCHES NOMINAL
FASTENER LENGTH0.750 INCHES NOMINAL
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.308 INCHES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.150 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.460 INCHES NOMINAL