6650-00-382-1853

Find complete technical information, availability, and procurement data for: 6650-00-382-1853
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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

6650-00-382-1853

Item Name Code

21884

Assigment Date

01/01/1963 (63 years ago)

0.473 inches nominal compound lens overall axial thickness, 1.772 inches nominal diameter, 0.315 inches nominal and 0.158 inches nominal axial thickness, 0.413 inches nominal compound lens edge thickness, 13.029 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: 1.772 inches nominal
Axial Thickness: 0.315 inches nominal and 0.158 inches nominal
Compound Lens Overall Axial Thickness: 0.473 inches nominal
Compound Lens Edge Thickness: 0.413 inches nominal
Equivalent Focal Length: 13.029 inches
Back Focal Length: 12.770 inches
Front Focal Length: 12.987 inches
Refraction Index: 1.5740 nominal and 1.6210 nominal
Abbe Constant: 57.700 and 36.600
Compound Lens Style: doublet
Individual Lens Style: double convex and meniscus diverging
Element Left Surface Radius: -4.331 inches and 8.189 inches
Element Right Surface Radius: -4.331 inches and -35.433 inches
Material: glass optical
Material Document And Classification: mil-g-174, class 1, grade c mil spec single material response
Fsc Application Data: 1. fire control,telescope,mk 53 mod 0

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
LD172589GP71	Optical Instrument Lens
LD172589PC71	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-00-382-1853?

The FSCG of the NSN 6650-00-382-1853 is 6650

Does the NSN 6650-00-382-1853 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-382-1853 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 6650-00-382-1853 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-00-382-1853 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 6650-00-382-1853 was assigned to the Federal Catalog?

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