NSN 4920-01-059-8143

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.

4920-01-059-8143, no name available.

NSN 4920-01-059-8143 Datasheet

(NSN) National Stock Number

4920-01-059-8143

(FSG) Federal Supply Group

49 - Maintenance and Repair Shop Equipment

(FSC) Federal Supply Classification

4920 - Aircraft Maintenance and Repair Shop Specialized Equipment

(NIIN) National Item Identification Number

01-059-8143

Requires Demilitarization

Yes

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

FLZ - Warner-robins air logistics center 455 byron st robins afb, ga 31098-1860

Questions & Answers

1. What is the FSCG of the NSN 4920-01-059-8143?

   The FSCG of the NSN 4920-01-059-8143 is 4920

2. Does NSN 4920-01-059-8143 require demilitarization?

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

3. Does NSN 4920-01-059-8143 contain precious materials?

   Item does not contain precious metal.

4. Does NSN 4920-01-059-8143 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.