Optical Instrument Lens NSN 6650-00-518-4994

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: 6650-00-518-4994

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Features and Characteristics

Diameter

1.467 inches

Axial Thickness

0.060 inches and 0.539 inches

Compound Lensaxial Thickness

0.599 inches

Compound Lens Edge Thickness

0.481 inches

Equivalent Focal Length

7.522 inches

Back Focal Length

8.315 inches

Refraction Index

1.6170 and 1.5170

Abbe Constant

36.600 and 64.500

Compound Lens Style

Doublet

Individual Lens Style

Double concave and double convex

Element Left Surface Radius

-3.027 inches and 1.398 inches

Element Right Surface Radius

1.398 inches and 1.398 inches

Material

Glass, optical, jan-g-174, grade c

Material

Glass, optical, jan-g-174, grade c

Fsc Application Data

Observation instrument m1

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

005184994

NSN

6650005184994

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

5184994

Cage Code:

19207

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 6650-00-518-4994

What are the manufacturers of nsn 6650005184994?

U S Army Tank Automotive Command (19207)

Does this nsn 6650005184994 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650005184994
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 6650005184994 contain any precious metals?
Precious metal content is unknown.

Does nsn 6650005184994 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650005184994?
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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