6650-00-520-4758

Find complete technical information, availability, and procurement data for: 6650-00-520-4758
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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

6650-00-520-4758

Item Name Code

21884

Assigment Date

01/01/1963 (63 years ago)

1.599 inches equivalent focal length, 0.906 inches nominal diameter, 0.069 inches nominal compound lens edge thickness, 0.205 inches nominal compound lens overall axial thickness, 0.205 inches nominal axial thickness

Product Characteristics

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

Diameter: 0.906 inches nominal
Axial Thickness: 0.205 inches nominal
Compound Lens Overall Axial Thickness: 0.205 inches nominal
Compound Lens Edge Thickness: 0.069 inches nominal
Equivalent Focal Length: 1.599 inches
Back Focal Length: 1.599 inches
Refraction Index: 1.5170 nominal
Abbe Constant: 64.500
Single Lens Style: plano-convex
Individual Lens Style: plano-convex
Element Right Surface Radius: -0.827 inches
Material: glass optical
Material Document And Classification: jan-g-174, grade c mil spec single material response
Fsc Application Data: binocular m3

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
5204758	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-00-520-4758?

The FSCG of the NSN 6650-00-520-4758 is 6650

Does the NSN 6650-00-520-4758 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-520-4758 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 6650-00-520-4758 contain precious materials?

Precious metal content is unknown

Does NSN 6650-00-520-4758 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 6650-00-520-4758 was assigned to the Federal Catalog?

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