NSN 5305-00-004-5068

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-004-5068 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: 207941, 20794-1, 5305-00-004-5068, 00-004-5068, 5305000045068, 000045068

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 07, 197200-004-506801852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-004-5068
Part Number Cage Code Manufacturer
20794-109344ROCKWELL COLLINS, INC.DBA RC DISPLAYS SYSTEMS
Technical Data | NSN 5305-00-004-5068
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.141 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
FASTENER LENGTH0.345 INCHES MINIMUM AND 0.365 INCHES MAXIMUM
HEAD STYLE2 DISHED HEXAGON
HEAD DIAMETER0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.081 INCHES MINIMUM AND 0.091 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.194 INCHES MINIMUM AND 0.204 INCHES MAXIMUM