506642

View detailed technical data, stock status, and sourcing information for: 506642
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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

6650-00-139-5451

Item Name Code

21884

Assigment Date

08/18/1971 (54 years ago)

An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see window, optical instrument. Excludes:reticle, optical instrument.

6650-00-139-5451, 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
26800190	Optical Instrument Lens
506642	Optical Instrument Lens
9240-003 SH85	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-00-139-5451?

The FSCG of the NSN 6650-00-139-5451 is 6650

Does the NSN 6650-00-139-5451 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-139-5451 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 6650-00-139-5451 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-00-139-5451 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 6650-00-139-5451 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Aug 18, 1971