J72B0020-2

View detailed technical data, stock status, and sourcing information for: J72B0020-2
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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

6650-01-318-1828

Item Name Code

21884

Assigment Date

04/13/1990 (36 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.

double concave single lens style, 0.205 inches nominal axial thickness, 4.880 inches nominal diameter, 4920012428325,fixture,acft,main end item identification, 0.952 inches nominal width

Product Characteristics

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

Width: 0.952 inches nominal
Diameter: 4.880 inches nominal
End Item Identification: 4920012428325,fixture,acft,main
Axial Thickness: 0.205 inches nominal
Single Lens Style: double concave
Element Left Surface Radius: 15.153 inches
Element Right Surface Radius: 2.914 inches
Material: glass optical
Material Document And Classification: mil-g-174, class 1, grade b mil spec single 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
J72B0020-2	Optical Instrument Lens

FAQs

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

What is the FSCG of the NSN 6650-01-318-1828?

The FSCG of the NSN 6650-01-318-1828 is 6650

Does the NSN 6650-01-318-1828 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-01-318-1828 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 6650-01-318-1828 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-01-318-1828 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 6650-01-318-1828 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Fri, Apr 13, 1990