NSN 472995-308

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.

2 electrical connection quantity, oil or water media for which designed, 2 terminal quantity.

NSN 6680-01-138-2974 Datasheet

(NSN) National Stock Number

6680-01-138-2974

(FSG) Federal Supply Group

66 - Instruments and Laboratory Equipment

(FSC) Federal Supply Classification

6680 - Mechanical Motion Measuring Instruments, Liquid Level and Liquid and Gas Flow

(NIIN) National Item Identification Number

01-138-2974

Requires Demilitarization

Yes

(INC) Item Name Code

03372

Date

Thu, Sep 9, 1982

Electrical Connection Quantity

2

Media For Which Designed

oil or water

Terminal Quantity

2

Identification

Demilitarization Code

Q - "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

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.

Pseudo Item Name Code

0003372

Cross Reference

CAGE Codes

A486G

Nimikkeistokeskus Ncb Finland

Government departments or units, including military organizations

89305

Simmonds Precision Products Inc

U.s./canadian manufacturers

Freight Information

Air Commodity

HZ -

Air Dimension

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

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

34580

Water Commodity

658 - Electrical appliances, small

National Motor Freight Classification Item Number

061700

Questions & Answers

1. What is the FSCG of the NSN 6680-01-138-2974?

   The FSCG of the NSN 6680-01-138-2974 is 6680

2. Does NSN 6680-01-138-2974 require demilitarization?

   "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

3. Does NSN 6680-01-138-2974 contain precious materials?

   Item does not contain precious metal.

4. Does NSN 6680-01-138-2974 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.

5. When the NSN 6680-01-138-2974 was assigned to the Federal Catalog?

   It was assigned 44 years ago, on Thu, Sep 9, 1982