6650-00-157-3854

Find complete technical information, availability, and procurement data for: 6650-00-157-3854
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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

6650-00-157-3854

Item Name Code

21883

Assigment Date

01/01/1963 (63 years ago)

1.7 millimeters nominal axial thickness, 26.5 millimeters nominal diameter, 1.5230 nominal refraction index, 58.6 angstroms nominal dispersion, telescope mk90 end item identification

Product Characteristics

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

Diameter: 26.5 millimeters nominal
End Item Identification: telescope mk90
Axial Thickness: 1.7 millimeters nominal
Refraction Index: 1.5230 nominal
Dispersion: 58.6 angstroms nominal
Rim Finish: ground
Graduations/Markings: cross line
Material: glass borosilicate
Style Designator: crossline

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
30175PC5	Optical Instrument Reticle
415275PC5	Optical Instrument Reticle

FAQs

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

What is the FSCG of the NSN 6650-00-157-3854?

The FSCG of the NSN 6650-00-157-3854 is 6650

Does the NSN 6650-00-157-3854 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-157-3854 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 6650-00-157-3854 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-00-157-3854 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 6650-00-157-3854 was assigned to the Federal Catalog?

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