NSN 5305-00-279-4410

Part Details | PANEL SCREW ASSEMBLY

5305-00-279-4410 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: 28080420S, 28080-4-20S, CA285020S, CA2850-20S, GS553E420S, GS553E4-20S, 5305-00-279-4410, 00-279-4410, 5305002794410, 002794410

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 08, 197300-279-441033044 ( SCREW ASSEMBLY, PANEL )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

Cross Reference | NSN 5305-00-279-4410
Part Number Cage Code Manufacturer
28080-4-20S29372ARCONIC GLOBAL FASTENERS & RINGS,INC.
CA2850-20S29372ARCONIC GLOBAL FASTENERS & RINGS,INC.
GS553E4-20S26512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
Technical Data | NSN 5305-00-279-4410
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.370 INCHES NOMINAL
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.400 INCHES NOMINAL
SPECIAL FEATURESSLOTTED HEAD
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT