6650-00-382-0654

Find complete technical information, availability, and procurement data for: 6650-00-382-0654
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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

6650-00-382-0654

Item Name Code

21884

Assigment Date

01/01/1963 (63 years ago)

An item, usually made of glass, having fine wires or hairs, or etched or printed fine lines on a surface, and placed in the focal plane of an optical instrument to establish a reference point to the axis for the purpose of aiming, measuring, ranging, and the like. Excludes:lens, optical instrument.

3.0 millimeters nominal compound lens overall axial thickness, 16.0 millimeters nominal diameter, 19.720 centimeters equivalent focal length, 1.0 millimeters nominal and 2.0 millimeters nominal axial thickness, 3.0 millimeters 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: 16.0 millimeters nominal
Axial Thickness: 1.0 millimeters nominal and 2.0 millimeters nominal
Compound Lens Overall Axial Thickness: 3.0 millimeters nominal
Compound Lens Edge Thickness: 3.0 millimeters nominal
Equivalent Focal Length: 19.720 centimeters
Back Focal Length: 19.720 centimeters
Front Focal Length: 19.540 centimeters
Refraction Index: 1.6152 nominal and 1.6167 nominal
Abbe Constant: 55.2000 and 36.7000
Compound Lens Style: doublet
Individual Lens Style: double convex and plano-concave
Element Left Surface Radius: 0.0 millimeters and 10.0 millimeters
Element Right Surface Radius: -10.0 millimeters and 12.2 millimeters
Material: glass optical

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
176445PC25	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-00-382-0654?

The FSCG of the NSN 6650-00-382-0654 is 6650

Does the NSN 6650-00-382-0654 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-382-0654 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 6650-00-382-0654 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-00-382-0654 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 6650-00-382-0654 was assigned to the Federal Catalog?

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