002636-20

View detailed technical data, stock status, and sourcing information for: 002636-20
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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

6650-00-972-8634

Item Name Code

21884

Assigment Date

01/01/1963 (63 years ago)

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. Excludes:ring, externally threaded.

6650-00-972-8634, optical instrument lens

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
002636-20	Optical Instrument Lens
547B002636	Optical Instrument Lens
B547-193	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-00-972-8634?

The FSCG of the NSN 6650-00-972-8634 is 6650

Does the NSN 6650-00-972-8634 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-972-8634 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 6650-00-972-8634 contain precious materials?

Precious metal content is unknown

Does NSN 6650-00-972-8634 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 6650-00-972-8634 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963