NSN 5305-00-004-5079

Part Details | EXTERNALLY RELIEVED BODY SCREW


5305-00-004-5079 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: 4625541, 462554-1, 4625541, 462554-1, 4625541, 462554-1, 5305-00-004-5079, 00-004-5079, 5305000045079, 000045079

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 07, 197200-004-507901852 ( SCREW, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CROSS RECESS TYPE 1


Cross Reference | NSN 5305-00-004-5079
Part Number Cage Code Manufacturer
462554-154X10RAYTHEON COMPANYDBA RAYTHEON
462554-149956RAYTHEON COMPANYDBA RAYTHEON
462554-13B150RAYTHEON COMPANYDBA RAYTHEON

Technical Data | NSN 5305-00-004-5079
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.230 INCHES MINIMUM AND 1.270 INCHES MAXIMUM
FASTENER LENGTH1.980 INCHES MINIMUM AND 2.020 INCHES MAXIMUM
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
HEAD HEIGHT0.540 INCHES MINIMUM AND 0.580 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.560 INCHES NOMINAL
SPECIAL FEATURESPOINT NONSTANDARD NO. 6,0.175 IN. DIA,0.190 IN. LG 90.0 DEG ANGLE