NSN 5305-00-570-0479

Part Details | PANEL SCREW ASSEMBLY

5305-00-570-0479 A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Alternate Parts: 40009492, 4000949-2, 511151424, 51-11-514-24, 5305-00-570-0479, 00-570-0479, 5305005700479, 005700479

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 28, 197400-570-047933044 ( SCREW ASSEMBLY, PANEL )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-570-0479
Part Number Cage Code Manufacturer
4000949-229381GICHNER SYSTEMS GROUP, INC.DBA GICHNER SHELTER SYSTEMS
51-11-514-2494222SOUTHCO, INC.
Technical Data | NSN 5305-00-570-0479
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.375 INCHES NOMINAL
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD STYLE9 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.562 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
MATERIAL ACCOMMODATED THICKNESS0.094 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
SPECIAL FEATURESSTRAIGHT KNURL