6650-01-503-4458

Find complete technical information, availability, and procurement data for: 6650-01-503-4458
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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

6650-01-503-4458

Item Name Code

21884

Assigment Date

12/18/2002 (23 years ago)

An electrically operated indicator, consisting principally of a cylindrical rotating card, or the like, which exhibits symbols or markings before a single window in a case. Excludes:indicators having graduated scale dials. Also excludes:indicator, digital display; indicator, position; and indicator (as modified).

fc33 eyebox end item identification, meniscus converging single lens style, 1.5860 nominal refraction index, 2.794 millimeters nominal axial thickness, 50.000 millimeters nominal diameter

Product Characteristics

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

Diameter: 50.000 millimeters nominal
End Item Identification: fc33 eyebox
Axial Thickness: 2.794 millimeters nominal
Refraction Index: 1.5860 nominal
Single Lens Style: meniscus converging
Special Features: front curve +2.94 diopter; back curve -1.62 diopter; coating coburn ht825 or equal; diopter lens +1.5
Material: glass

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
7350674	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-01-503-4458?

The FSCG of the NSN 6650-01-503-4458 is 6650

Does the NSN 6650-01-503-4458 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-01-503-4458 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 6650-01-503-4458 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-01-503-4458 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 6650-01-503-4458 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Wed, Dec 18, 2002