Product Details | ASSEMBLED WASHER SCREW

5305-00-042-4321 A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).

Part Alternates: 424321, 5305-00-042-4321, 00-042-4321, 5305000424321, 000424321

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-042-4321

Drawings & Photos | NSN 5305-00-042-4321


Cross Reference | NSN 5305-00-042-4321

Part Number Cage Code Manufacturer
424321 21450 ARMY WEAPONS COMMAND ATTN AMSWE-REE-S

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Technical Data | NSN 5305-00-042-4321

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.164 INCHES
THREAD QUANTITY PER INCH 36
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.202 INCHES MINIMUM AND 0.294 INCHES MAXIMUM
FASTENER LENGTH 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OR ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
HARDNESS RATING 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER
HEAD STYLE C37 ROUND
HEAD DIAMETER 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM
HEAD HEIGHT 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
INTERNAL DRIVE STYLE D1 CROSS RECESS TYPE 1
WASHER QUANTITY 1
PRIMARY WASHER STYLE G1 FLAT EXTERNAL TEETH
PRIMARY WASHER OUTSIDE DIAMETER 0.305 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
PRIMARY WASHER MATERIAL THICKNESS 0.018 INCHES MINIMUM AND 0.023 INCHES MAXIMUM
MANUFACTURERS CODE 21450
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE 424321

Restrictions/Controls & Freight Information | NSN 5305-00-042-4321

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 713 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable