6540-01-089-2420

Find complete technical information, availability, and procurement data for: 6540-01-089-2420
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Federal Supply Group

Medical, Dental, and Veterinary Equipment and Supplies

Federal Supply Classification

6540 Supplies, Equipment and Ophthalmic Instruments

National Stock Number

6540-01-089-2420

Item Name Code

04121

Assigment Date

01/29/1980 (46 years ago)

A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.

65.0 millimeters minimum diameter, 65.0 millimeters nominal width, 2.2 millimeters nominal thickness, untinted light transmission, spherocylinder compound cross-sectional shape style

Product Characteristics

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

Cross-Sectional Shape Style: spherocylinder compound
Width: 65.0 millimeters nominal
Diameter: 65.0 millimeters minimum
Thickness: 2.2 millimeters nominal
Light Transmission: untinted
Sphere Curve Inside Diopter: 1.25 minus maximum
Cylinder Curve Inside Diopter: 2.25 minus maximum
Part Name Assigned By Controlling Agency: lens ophthalmic compound white crown glass -1.25 -2.25
Height: 68.0 millimeters nominal
Material: glass single vision
Style Designator: round-rectangular with rounded corners
Supplementary Features: uncut

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
9-313-3068	Compound Ophthalmic Lens

FAQs

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

What is the FSCG of the NSN 6540-01-089-2420?

The FSCG of the NSN 6540-01-089-2420 is 6540

Does the NSN 6540-01-089-2420 have a Schedule B code assigned?

Yes, the Schedule B code is 9001300000

Does NSN 6540-01-089-2420 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 6540-01-089-2420 contain precious materials?

Item does not contain precious metal.

Does NSN 6540-01-089-2420 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 6540-01-089-2420 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Tue, Jan 29, 1980