NSN 5305-00-419-6210

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-419-6210 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: 297270, 297270, 5305-00-419-6210, 00-419-6210, 5305004196210, 004196210

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 11, 197000-419-621001852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-419-6210
Part Number Cage Code Manufacturer
29727007187HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
29727056232LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
Technical Data | NSN 5305-00-419-6210
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.296 INCHES MAXIMUM
FASTENER LENGTH0.470 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.3437 INCHES NOMINAL
HEAD HEIGHT0.093 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
FIRST DIAMETER FROM HEAD0.203 INCHES NOMINAL
SECOND DIAMETER FROM HEAD0.109 INCHES MINIMUM AND 0.119 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.111 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.174 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATIONAASL