NSN 5305-01-390-4243

Part Details | PANEL SCREW ASSEMBLY

5305-01-390-4243 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: 7021.12SS12, 702-1.12-SS-12, 5305-01-390-4243, 01-390-4243, 5305013904243, 013904243

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 19, 199401-390-424333044 ( SCREW ASSEMBLY, PANEL )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-390-4243
Part Number Cage Code Manufacturer
702-1.12-SS-1251506ACCURATE SCREWMACHINE CORPORATIONDBA A S M
Technical Data | NSN 5305-01-390-4243
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.212 INCHES NOMINAL
FASTENER LENGTH1.105 INCHES MINIMUM AND 1.135 INCHES MAXIMUM
HEAD STYLE9 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.312 INCHES NOMINAL
HEAD HEIGHT0.312 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
MATERIAL ACCOMMODATED THICKNESS0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM