NSN 5305-00-457-2851

Part Details | PANEL SCREW ASSEMBLY

5305-00-457-2851 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: F75008B5, F7500-8B5, F75008B5, F7500-8B5, F75008B5, F7500-8B5, 72021327, 720213-27, 5305-00-457-2851, 00-457-2851, 5305004572851, 004572851

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 08, 196900-457-285133044 ( SCREW ASSEMBLY, PANEL )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

Cross Reference | NSN 5305-00-457-2851
Part Number Cage Code Manufacturer
F7500-8B517446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
F7500-8B50HDW7HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
F7500-8B597928HUCK INTL INC
720213-2705869RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 5305-00-457-2851
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.408 INCHES NOMINAL
FASTENER LENGTH0.770 INCHES NOMINAL
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.420 INCHES NOMINAL
HEAD HEIGHT0.290 INCHES NOMINAL
MATERIAL ACCOMMODATED THICKNESS0.563 INCHES MINIMUM AND 0.687 INCHES MAXIMUM