NSN 5305-01-392-8420

Part Details | THUMBSCREW

5305-01-392-8420 An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).

Alternate Parts: A3143451, 5305-01-392-8420, 01-392-8420, 5305013928420, 013928420

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 08, 199401-392-842006673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

Cross Reference | NSN 5305-01-392-8420
Part Number Cage Code Manufacturer
A314345180063US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS
Technical Data | NSN 5305-01-392-8420
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.912 INCHES MAXIMUM
FASTENER LENGTH1.000 INCHES NOMINAL
HEAD STYLE7 DOUBLE HEXAGON
HEAD HEIGHT1.750 INCHES NOMINAL
WIDTH BETWEEN FLATS1.690 INCHES NOMINAL
SPECIAL FEATURESUNDERCUT BENEATH THE HEAD .303 X .088 IN.