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Optical Instrument Lens NSN 6650-00-382-1937

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 6650-00-382-1937 NSN: 6650-00-382-1937

Features and Characteristics

Diameter
0.866 inches
Axial Thickness
0.158 inches and 0.098 inches
Compound Lensaxial Thickness
0.256 inches
Compound Lens Edge Thickness
0.226 inches
Equivalent Focal Length
6.332 inches
Back Focal Length
6.198 inches
Front Focal Length
6.304 inches
Refraction Index
1.5740 and 1.6210
Abbe Constant
57.700 and 36.200
Compound Lens Style
Doublet
Individual Lens Style
Double convex and meniscus diverging
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
Fire control, telescope, mk 75
FSC
6650 Components And Accessories Test Equipment Optical Instruments
NIIN
003821937
NSN
6650003821937

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
LD172598GP1
Cage Code:
10001
Status:
A
MSDS:
Part Number:
LD172598PC1
Cage Code:
10001
Status:
A
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 6650-00-382-1937
What are the manufacturers of nsn 6650003821937?
Does this nsn 6650003821937 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6650003821937
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 6650003821937 contain any precious metals?
No precious metal content.
Does nsn 6650003821937 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 6650003821937?
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:
EA
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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