Optical Instrument Lens NSN 6650-00-851-3918

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: 6650-00-851-3918

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Features and Characteristics

Diameter

1.496 inches

Axial Thickness

0.150 inches and 0.220 inches

Compound Lensaxial Thickness

0.370 inches

Compound Lens Edge Thickness

0.312 inches

Equivalent Focal Length

8.712 inches

Back Focal Length

8.851 inches

Refraction Index

1.6210 and 1.5230

Abbe Constant

36.200 and 58.600

Compound Lens Style

Doublet

Individual Lens Style

Meniscus diverging and double convex

Element Left Surface Radius

6.831 inches

Element Right Surface Radius

2.160 inches

Material

Glass, optical, mil-g-174, class 1, grade c

Material

Glass optical

Material Specification

Mil-g-174, class 1, grade c military specification single material response

Fsc Application Data

Telescope, elbow, integrated with fire control equipment

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

008513918

NSN

6650008513918

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8615943

Cage Code:

19200

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 6650-00-851-3918

What are the manufacturers of nsn 6650008513918?

Us Army Ardec Rdecom (19200)

Does this nsn 6650008513918 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650008513918
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 6650008513918 contain any precious metals?
No precious metal content.

Does nsn 6650008513918 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650008513918?
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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