6650-00-152-7974

Find complete technical information, availability, and procurement data for: 6650-00-152-7974
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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

6650-00-152-7974

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.

0.866 inches nominal and 0.157 inches nominal axial thickness, 2.204 inches minimum and 2.205 inches maximum diameter, 1.024 inches nominal compound lens overall axial thickness, 0.619 inches nominal compound lens edge thickness, 3.952 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: 2.204 inches minimum and 2.205 inches maximum
Axial Thickness: 0.866 inches nominal and 0.157 inches nominal
Compound Lens Overall Axial Thickness: 1.024 inches nominal
Compound Lens Edge Thickness: 0.619 inches nominal
Equivalent Focal Length: 3.952 inches
Back Focal Length: 4.090 inches
Front Focal Length: 3.170 inches
Refraction Index: 1.5170 nominal and 1.6210 nominal
Abbe Constant: 64.500 and 36.200
Compound Lens Style: doublet
Individual Lens Style: double convex and plano-concave
Element Left Surface Radius: -1.705 inches and 1.705 inches
Element Right Surface Radius: -1.705 inches
Material: glass optical
Material Document And Classification: mil-g-174, class 1, grade c mil spec single material response
Fsc Application Data: fire control computing sights and devices

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
265453REVF	Optical Instrument Lens
654752REVA	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-00-152-7974?

The FSCG of the NSN 6650-00-152-7974 is 6650

Does the NSN 6650-00-152-7974 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-152-7974 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 6650-00-152-7974 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-00-152-7974 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 6650-00-152-7974 was assigned to the Federal Catalog?

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