NSN DA49450

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

4921-01-030-0142, swit plate assembly.

NSN 4921-01-030-0142 Datasheet

(NSN) National Stock Number

4921-01-030-0142

(FSG) Federal Supply Group

49 - Maintenance and Repair Shop Equipment

(FSC) Federal Supply Classification

4921 - Checkout Specialized Equipment, Repair and Torpedo Maintenance

(NIIN) National Item Identification Number

01-030-0142

Requires Demilitarization

Yes

(INC) Item Name Code

77777

Date

Wed, Oct 27, 1976

Schedule B Code

9306900080

Identification

Demilitarization Code

B - Usml items - mutilation to the point of scrap required worldwide. (note 7).

Precious Metals Indicator

A - Item does not contain precious metal.

Hazardous Metals Indicator

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

N35 -

Pseudo Item Name Code

1420070

Cross Reference

CAGE Codes

05825

O T S I

U.s./canadian manufacturers

Freight Information

Air Commodity

VZ -

Air Dimension

Z - Shipment is not a consolidation, but does exceed 84 inches in one or more dimensions.

National Motor Freight Class Rating

W - Rating variable

Special Handling

9 - Other or no special handling required (sh)

Type of Cargo

Z - No special type of cargo code applicable

Uniform Freight Classification Item Number

63220

Water Commodity

72A - Ordnance test/tool sets and equipment

National Motor Freight Classification Item Number

133300

Schedule B & Trade

Schedule B

9306-90-0080

Description

parts for bombs, grenades, torpedos, mines, and similar munitions of war

End Use

50050 - Tanks, artillery, missiles, rockets, guns and ammunition

Unit of Quantity

KG

USDA

Yes

(SITC) Standard International Trade Classification

89129

(NAICS) North American Industrial Classification System

332993

Questions & Answers

1. What is the FSCG of the NSN 4921-01-030-0142?

   The FSCG of the NSN 4921-01-030-0142 is 4921

2. Does the NSN 4921-01-030-0142 have a Schedule B code assigned?

   Yes, the Schedule B code is 9306900080

3. Does NSN 4921-01-030-0142 require demilitarization?

   Usml items - mutilation to the point of scrap required worldwide. (note 7).

4. Does NSN 4921-01-030-0142 contain precious materials?

   Item does not contain precious metal.

5. Does NSN 4921-01-030-0142 contain hazardous materials?

   Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

6. When the NSN 4921-01-030-0142 was assigned to the Federal Catalog?

   It was assigned 49 years ago, on Wed, Oct 27, 1976