6650-00-518-2960

Find complete technical information, availability, and procurement data for: 6650-00-518-2960
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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

6650-00-518-2960

Item Name Code

21884

Assigment Date

01/01/1963 (63 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.

0.337 inches nominal and 0.081 inches nominal axial thickness, 0.250 inches nominal compound lens edge thickness, 0.418 inches nominal compound lens overall axial thickness, 1.102 inches nominal diameter, 1.849 inches equivalent focal length

Product Characteristics

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

Diameter: 1.102 inches nominal
Axial Thickness: 0.337 inches nominal and 0.081 inches nominal
Compound Lens Overall Axial Thickness: 0.418 inches nominal
Compound Lens Edge Thickness: 0.250 inches nominal
Equivalent Focal Length: 1.849 inches
Back Focal Length: 1.636 inches
Refraction Index: 1.6109 nominal and 1.6479 nominal
Abbe Constant: 57.200 and 33.800
Compound Lens Style: doublet
Individual Lens Style: double convex and plano-concave
Element Left Surface Radius: 1.355 inches
Element Right Surface Radius: 1.255 inches
Material: glass optical
Material Document And Classification: mil-g-174, class 1, grade c mil spec single material response

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
5182960	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-00-518-2960?

The FSCG of the NSN 6650-00-518-2960 is 6650

Does the NSN 6650-00-518-2960 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-518-2960 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 6650-00-518-2960 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-00-518-2960 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 6650-00-518-2960 was assigned to the Federal Catalog?

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