NSN 5305-00-410-6549

Part Details | EXTERNALLY RELIEVED BODY SCREW

5305-00-410-6549 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: SMC692567, 5305-00-410-6549, 00-410-6549, 5305004106549, 004106549

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 13, 196900-410-654901852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-410-6549
Part Number Cage Code Manufacturer
SMC69256704655GENERAL DYNAMICS MISSION SYSTEMS,INC.
Technical Data | NSN 5305-00-410-6549
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.310 INCHES MINIMUM
FASTENER LENGTH1.450 INCHES MINIMUM AND 1.470 INCHES MAXIMUM
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
HEAD HEIGHT0.086 INCHES MINIMUM AND 0.096 INCHES MAXIMUM
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.085 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER1.160 INCHES NOMINAL
SPECIAL FEATURESCONE POINT 90 DEG OF ANGLE