6650-01-078-7722

Find complete technical information, availability, and procurement data for: 6650-01-078-7722

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6650-01-078-7722
Federal Supply Group
Instruments and Laboratory Equipment
National Stock Number
6650-01-078-7722
Item Name Code
21884
Assigment Date
06/20/1979 (47 years ago)

A mirror specifically designed for use in an optical instrument. Its surface may be coated to reduce reflection. Excludes:prism, optical instrument.

doublet compound lens style, 1.5730 nominal and 1.6890 nominal refraction index, 2.498 inches nominal diameter, 57.500 and 31.200 abbe constant, 0.600 inches nominal compound lens overall 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
2.498 inches nominal
Compound Lens Overall Axial Thickness
0.600 inches nominal
Refraction Index
1.5730 nominal and 1.6890 nominal
Abbe Constant
57.500 and 31.200
Compound Lens Style
doublet
Individual Lens Style
double convex and plano-concave
Element Left Surface Radius
6.501 inches and 8.859 inches
Element Right Surface Radius
8.859 inches and 0.000 inches
Material
glass optical
Material Document And Classification
mil-g-174,class 1,grade b,type 573-575 mil spec 1st material response and mil-g-174,class 1,grade b,type 689-312 mil spec 2nd material response

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
12285259 Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-01-078-7722?
The FSCG of the NSN 6650-01-078-7722 is 6650
Does the NSN 6650-01-078-7722 have a Schedule B code assigned?
Yes, the Schedule B code is 9018500000
Does NSN 6650-01-078-7722 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 6650-01-078-7722 contain precious materials?
Item does not contain precious metal.
Does NSN 6650-01-078-7722 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 6650-01-078-7722 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Wed, Jun 20, 1979

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