6650-00-520-4662

Find complete technical information, availability, and procurement data for: 6650-00-520-4662
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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

6650-00-520-4662

Item Name Code

21884

Assigment Date

01/01/1963 (63 years ago)

0.619 inches nominal compound lens overall axial thickness, 2.047 inches nominal diameter, 13.004 inches equivalent focal length, 0.358 inches nominal and 0.260 inches nominal axial thickness, 0.438 inches nominal compound lens edge thickness

Product Characteristics

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

Diameter: 2.047 inches nominal
Axial Thickness: 0.358 inches nominal and 0.260 inches nominal
Compound Lens Overall Axial Thickness: 0.619 inches nominal
Compound Lens Edge Thickness: 0.438 inches nominal
Equivalent Focal Length: 13.004 inches
Back Focal Length: 12.597 inches
Front Focal Length: 12.159 inches
Refraction Index: 1.5170 nominal and 1.6170 nominal
Abbe Constant: 64.500 and 36.600
Compound Lens Style: doublet
Individual Lens Style: double convex and meniscus diverging
Element Left Surface Radius: 6.051 inches and -6.086 inches
Element Right Surface Radius: -6.173 inches and -68.563 inches
Material: glass optical
Material Document And Classification: mil-g-174, class 1, grade b mil spec single material response
Fsc Application Data: telescope,model m49

FAQs

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

What is the FSCG of the NSN 6650-00-520-4662?

The FSCG of the NSN 6650-00-520-4662 is 6650

Does the NSN 6650-00-520-4662 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-520-4662 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 6650-00-520-4662 contain precious materials?

Precious metal content is unknown

Does NSN 6650-00-520-4662 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 6650-00-520-4662 was assigned to the Federal Catalog?

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