NSN 5305-00-042-4203

Part Details | ASSEMBLED WASHER SCREW

5305-00-042-4203 A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).

Alternate Parts: 424203, 5305-00-042-4203, 00-042-4203, 5305000424203, 000424203

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-042-420306660 ( SCREW, ASSEMBLED WASHER )
REFERENCE DRAWINGS & PICTURES

HEXAGON

CROSS RECESS TYPE II

FLAT EXTERNAL TEETH

FLAT EXTERNAL TEETH

Cross Reference | NSN 5305-00-042-4203
Part Number Cage Code Manufacturer
42420321450ARMY WEAPONS COMMANDATTN AMSWE-REE-S
Technical Data | NSN 5305-00-042-4203
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.716 INCHES MINIMUM AND 0.852 INCHES MAXIMUM
FASTENER LENGTH0.875 INCHES NOMINAL
HEAD STYLE HEXAGON
HEAD HEIGHT0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
INTERNAL DRIVE STYLE1 CROSS RECESS TYPE II
WASHER QUANTITY1
PRIMARY WASHER STYLE FLAT EXTERNAL TEETH
PRIMARY WASHER OUTSIDE DIAMETER0.460 INCHES MINIMUM AND 0.475 INCHES MAXIMUM
PRIMARY WASHER MATERIAL THICKNESS0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM