Optical Instrument Lens NSN 6650-01-271-8239

Item Description

An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see window, optical instrument. Excludes reticle, optical instrument.

NSN: 6650-01-271-8239

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Features and Characteristics

Diameter

Between 3.133 inches and 3.137 inches

Length

0.418 inches

Axial Thickness

Between 0.204 inches and 0.208 inches

Single Lens Style

Meniscus diverging

Element Left Surface Radius

4.932 inches

Element Right Surface Radius

11.110 inches

Special Features

Coated with reflective material; edges to be chamfer to 45 deg; center ofglass hole shell be .500 in. Dia

Material

Glass, optical, mil-g-174, grade a, type 517-642

Material

Glass, optical, mil-g-174, grade a, type 517-642

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

012718239

NSN

6650012718239

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

SM-D-850293

Cage Code:

80063

Status:

MSDS:

Foreign Trade & Schedule B

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

Schedule B Number: 9018500000
NAICS: 339115
SITC: 87225
Description: Other ophthalmic instruments and appliances and parts and accessories
End Use (Code 21610):
Medicinal equipment

Q & A

Frequently asked questions for NSN 6650-01-271-8239

What are the manufacturers of nsn 6650012718239?

Does this nsn 6650012718239 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650012718239
An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. includes single and compound elements. for items having two plane parallel surfaces, see window, optical instrument. excludes reticle, optical instrument.

Does nsn 6650012718239 contain any precious metals?
No precious metal content.

Does nsn 6650012718239 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650012718239?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

21884

FIIG:

T271-E

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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