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Optical Instrument Window NSN 6650-00-450-1743

Item Description

A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

NSN 6650-00-450-1743 NSN: 6650-00-450-1743

Features and Characteristics

Diameter
0.769 inches
Thickness
0.118 inches
Refraction Index
1.5170
Polished Surface
Both
Dispersion
64.2 angstroms
Reflection Reducing Surface
Both
Polished Periphery
Not provided
Material
Glass, optical, mil-g-174, grade b, type 517-642
Material
Glass, optical, mil-g-174, grade b, type 517-642
FSC
6650 Components And Accessories Test Equipment Optical Instruments
NIIN
004501743
NSN
6650004501743

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1575486
Cage Code:
89944
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 6650-00-450-1743
What are the manufacturers of nsn 6650004501743?
Does this nsn 6650004501743 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6650004501743
A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. this item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.
Does nsn 6650004501743 contain any precious metals?
No precious metal content.
Does nsn 6650004501743 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 6650004501743?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
10908
FIIG:
T271-F
App. Key:
FA
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
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