NSN 5305-00-042-0476 420476, 00-042-0476, 000420476

5305-00-042-0476 A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).

Part Alternates: 420476, 5305-00-042-0476, 00-042-0476, 5305000420476, 000420476

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	01 JAN 1963	00-042-0476	06660 ( SCREW, ASSEMBLED WASHER )

Part Number	Cage Code	Manufacturer
420476	21450	ARMY WEAPONS COMMAND ATTN AMSWE-REE-S

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NSNs for Compare ( up to 4 ): Add 5305-00-042-0476

Compare

5305-00-042-0477, 5305-00-042-0478, 5305-00-042-0479, 5305-00-042-0486, 5305-00-042-0488

Characteristic	Specifications
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.190 INCHES
THREAD QUANTITY PER INCH	24
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.375 INCHES MAXIMUM
FASTENER LENGTH	0.375 INCHES NOMINAL
MATERIAL	STEEL OR STEEL COMP 1010 OR STEEL COMP 1050 OR STEEL COMP 1566 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD ALL MATERIAL RESPONSES 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	0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM
HEAD HEIGHT	0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM
INTERNAL DRIVE STYLE	D1 CROSS RECESS TYPE 1
WASHER QUANTITY	1
PRIMARY WASHER STYLE	G2 FLAT INTERNAL TEETH
PRIMARY WASHER OUTSIDE DIAMETER	0.372 INCHES MINIMUM AND 0.383 INCHES MAXIMUM
PRIMARY WASHER MATERIAL THICKNESS	0.022 INCHES NOMINAL
MANUFACTURERS CODE	21450
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	420476

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Electro-static Discharge Susceptible:	A	No known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:	A	Item does not contain precious metal
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:	0	Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)

Category	Code	Description
No Freight Information

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	J	NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative