Optical Instrument Lens NSN 6650-00-155-1729

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: 6650-00-155-1729

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Features and Characteristics

Diameter

2.440 inches

Axial Thickness

0.315 inches and 0.244 inches

Compound Lensaxial Thickness

0.559 inches

Compound Lens Edge Thickness

0.530 inches

Equivalent Focal Length

46.322 inches

Back Focal Length

45.988 inches

Front Focal Length

46.322 inches

Refraction Index

1.5170 and 1.6170

Abbe Constant

64.500 and 36.600

Compound Lens Style

Doublet

Individual Lens Style

Double convex and meniscus diverging

Element Left Surface Radius

-19.409 inches and 22.429 inches

Element Right Surface Radius

19.409 inches and -164.818 inches

Material

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

Material

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

Fsc Application Data

Fire control, range finder mk 33 mod 5

FSC

6650 Components And Accessories Test Equipment Optical Instruments

NIIN

001551729

NSN

6650001551729

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

278701PC7

Cage Code:

53711

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 6650-00-155-1729

What are the manufacturers of nsn 6650001551729?

Naval Sea Systems Command (53711)
Navair And Navsea Managed (10001)

Does this nsn 6650001551729 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 6650001551729
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 6650001551729 contain any precious metals?
No precious metal content.

Does nsn 6650001551729 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 6650001551729?
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:

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

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