NSN 5305-00-285-5272

Part Details | ASSEMBLED WASHER SCREW

5305-00-285-5272 A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).

Alternate Parts: 442689, H4323 ITEM NO. 022, H-4323 ITEM NO. 022, SEMS 516"18 X 12"LG, SEMS 5/16"-18 X 1/2"LG, 5305-00-285-5272, 00-285-5272, 5305002855272, 002855272

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-285-527206660 ( SCREW, ASSEMBLED WASHER )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

FLAT EXTERNAL TEETH

FLAT EXTERNAL TEETH

Cross Reference | NSN 5305-00-285-5272
Part Number Cage Code Manufacturer
44268921450ARMY WEAPONS COMMANDATTN AMSWE-REE-S
H-4323 ITEM NO. 02259180IMO INDUSTRIES INC.DBA IMO PUMP DIVISION
SEMS 5/16"-18 X 1/2"LG78189ITW SHAKEPROOF AUTOMOTIVE PRODUCTS
Technical Data | NSN 5305-00-285-5272
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.324 INCHES MINIMUM AND 0.472 INCHES MAXIMUM
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER0.594 INCHES MINIMUM AND 0.615 INCHES MAXIMUM
HEAD HEIGHT0.162 INCHES MINIMUM AND 0.178 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
WASHER QUANTITY1
PRIMARY WASHER STYLE FLAT EXTERNAL TEETH
PRIMARY WASHER OUTSIDE DIAMETER0.588 INCHES MINIMUM AND 0.610 INCHES MAXIMUM
PRIMARY WASHER MATERIAL THICKNESS0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM