6540-00-142-7901

Find complete technical information, availability, and procurement data for: 6540-00-142-7901

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6540-00-142-7901
Federal Supply Group
Medical, Dental, and Veterinary Equipment and Supplies
National Stock Number
6540-00-142-7901
Item Name Code
04121
Assigment Date
07/26/1968 (58 years ago)

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

31.0 tinted area light transmittance in percent, 58.0 millimeters nominal diameter, spherocylinder compound cross-sectional shape style, 2.0 millimeters nominal thickness, 56.5 millimeters nominal width

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
56.5 millimeters nominal
Diameter
58.0 millimeters nominal
Thickness
2.0 millimeters nominal
Tinted Area Light Transmittance In Percent
31.0
Base Curve Diopter
3.25 minus nominal
Cross Curve Diopter
1.25 plus nominal
Light Transmission
tinted
Part Name Assigned By Controlling Agency
lens ophthalmic compound minus 3.25 with plus 1.25
Height
56.5 millimeters nominal
Material
glass single vision
Style Designator
round-rectangular with rounded corners
Supplementary Features
uncut
Nondefinitive Spec/Std Data
2 type and 4 style and d class

FAQs

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

What is the FSCG of the NSN 6540-00-142-7901?
The FSCG of the NSN 6540-00-142-7901 is 6540
Does the NSN 6540-00-142-7901 have a Schedule B code assigned?
Yes, the Schedule B code is 9001300000
Does NSN 6540-00-142-7901 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 6540-00-142-7901 contain precious materials?
Item does not contain precious metal.
Does NSN 6540-00-142-7901 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 6540-00-142-7901 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, Jul 26, 1968

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