NSN 5305-00-442-3280

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-442-3280 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: 80600027072, 8060002707-2, 5305-00-442-3280, 00-442-3280, 5305004423280, 004423280

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 26, 196900-442-328001852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-442-3280
Part Number Cage Code Manufacturer
8060002707-257057NAVCOM DEFENSE ELECTRONICS, INC.
Technical Data | NSN 5305-00-442-3280
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD LENGTH0.375 INCHES MINIMUM AND 0.405 INCHES MAXIMUM
FASTENER LENGTH2.640 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.225 INCHES NOMINAL
HEAD HEIGHT0.190 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
FIRST DIAMETER FROM HEAD0.140 INCHES NOMINAL
SECOND DIAMETER FROM HEAD0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER2.100 INCHES MINIMUM AND 2.120 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER2.130 INCHES MINIMUM AND 2.150 INCHES MAXIMUM