6540-01-646-3531

Find complete technical information, availability, and procurement data for: 6540-01-646-3531
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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

6540-01-646-3531

Item Name Code

04121

Assigment Date

07/20/2015 (11 years ago)

A pliable rubber or composition ring-shaped element, split or jointless (solid) not encased in a metal shell, but having a spring, spreader and/or molded-in reinforcement. It is designed to be pressmounted between fixed and movable or moving parts to form a tight and effective seal.

lens, fsv, poly, + on -, 68mm, 375.100 part name assigned by controlling agency, untinted light transmission, lens; finished single vision; polycarbonate; positive on minus; diameter of lens, 68mm; 375.100; manufacture (somo optical, llc) does not sell to the government and doesn't have a cage code; item is purchased from authorized distributor special features, 68.000 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: 68.000 millimeters nominal
Light Transmission: untinted
Part Name Assigned By Controlling Agency: lens, fsv, poly, + on -, 68mm, 375.100
Special Features: lens; finished single vision; polycarbonate; positive on minus; diameter of lens, 68mm; 375.100; manufacture (somo optical, llc) does not sell to the government and doesn't have a cage code; item is purchased from authorized distributor

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
1348715	Compound Ophthalmic Lens
6540NCM152311	Compound Ophthalmic Lens
POLY+ON-68MMSM375.100	Compound Ophthalmic Lens

FAQs

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

What is the FSCG of the NSN 6540-01-646-3531?

The FSCG of the NSN 6540-01-646-3531 is 6540

Does the NSN 6540-01-646-3531 have a Schedule B code assigned?

Yes, the Schedule B code is 9001300000

Does NSN 6540-01-646-3531 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 6540-01-646-3531 contain precious materials?

Item does not contain precious metal.

Does NSN 6540-01-646-3531 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 6540-01-646-3531 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Mon, Jul 20, 2015