6650-01-146-8959

Find complete technical information, availability, and procurement data for: 6650-01-146-8959
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6650 Components and Accessories Test Equipment Optical Instruments

National Stock Number

6650-01-146-8959

Item Name Code

21883

Assigment Date

02/08/1983 (43 years ago)

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.

crossline style designator, cross line graduations/markings, 0.186 inches nominal axial thickness, plastic material, 0.7800 inches nominal diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Diameter: 0.7800 inches nominal
Axial Thickness: 0.186 inches nominal
Graduations/Markings: cross line
Material: plastic
Style Designator: crossline

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
810AS1432	Optical Instrument Reticle

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6650-01-146-8959?

The FSCG of the NSN 6650-01-146-8959 is 6650

Does the NSN 6650-01-146-8959 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-01-146-8959 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)"

Does NSN 6650-01-146-8959 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-01-146-8959 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.

When the NSN 6650-01-146-8959 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Feb 8, 1983