Sem Sphere Ophthalmic Lens Blank NSN 6540-01-375-4090

Item Description

A transparent molded optical element having equal spherical diopter curvatures, an approximate size and shape, and has been ground and polished to a finished curvature on one surface only.

NSN: 6540-01-375-4090

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Features and Characteristics

Cross Sectional Shape

Sphere

Width

71.0 millimeters

Diameter

71.0 millimeters

Thickness

12.0 millimeters

Material And Location

Plastic single vision

Base Curve Diopter

0.50 plus

Cross Curve Diopter

0.50 plus

Light Transmission

Untinted

Sphere Curve Outside Diopter

0.50 plus

Part Name Assigned By Controlling Agency

Lens blank ophthalmic sphere semifinished plastic +0.5 +0.5 +0.5

Special Features

Cr-39; diopter base curve; uncut

Height

71.0 millimeters

Style Designator

Round-rectangular with rounded corners

FSC

6540 Supplies Equipment Ophthalmic Instruments

NIIN

013754090

NSN

6540013754090

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

P0.50 BC

Cage Code:

0G0R3

Status:

MSDS:

Part Number:

0.50BC,SPHERE,CR-39,71MM

Cage Code:

3N062

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 7014001000
NAICS: 327212
SITC: 66595
Description: Lens blanks (other than for spectacles) not optically worked, of glass, (optical elements)
End Use (Code 12770):
Other industrial supplies

Q & A

Frequently asked questions for NSN 6540-01-375-4090

What are the manufacturers of nsn 6540013754090?

Silor Optical Of Florida Inc (0G0R3)
Dispensers Optical Service Corp (3N062)

Does this nsn 6540013754090 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6540013754090
A transparent molded optical element having equal spherical diopter curvatures, an approximate size and shape, and has been ground and polished to a finished curvature on one surface only.

Does nsn 6540013754090 contain any precious metals?
No precious metal content.

Does nsn 6540013754090 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6540013754090?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

30303

FIIG:

A22000

App. Key:

Cond. Code:

Status:

What do you get when you order from nationalstocknumber.org?

On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service