NSN 5305-00-074-1388

Part Details | ASSEMBLED WASHER SCREW

5305-00-074-1388 A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).

Alternate Parts: 12Z107149, 12Z1071-49, 5305-00-074-1388, 00-074-1388, 5305000741388, 000741388

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-074-138806660 ( SCREW, ASSEMBLED WASHER )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

FLAT INTERNAL TEETH

FLAT INTERNAL TEETH

Cross Reference | NSN 5305-00-074-1388
Part Number Cage Code Manufacturer
12Z1071-4994135NAVAL ORDNANCE STANDARDS
Technical Data | NSN 5305-00-074-1388
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.245 INCHES MINIMUM AND 0.276 INCHES MAXIMUM
FASTENER LENGTH0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
WASHER QUANTITY1
PRIMARY WASHER STYLE FLAT INTERNAL TEETH
PRIMARY WASHER OUTSIDE DIAMETER0.278 INCHES MINIMUM AND 0.288 INCHES MAXIMUM
PRIMARY WASHER MATERIAL THICKNESS0.018 INCHES NOMINAL