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Optical Instrument Window NSN 6650-00-912-4227

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 6650-00-912-4227 NSN: 6650-00-912-4227

Features and Characteristics

Diameter
Between 3.676 inches and 3.686 inches
Thickness
Between 0.115 inches and 0.125 inches
Bevel Depth
Between 0.010 inches and 0.020 inches
Refraction Index
1.5170
Polished Surface
Both
Dispersion
64.5 angstroms
Reflection Reducing Surface
Both
Polished Periphery
Not provided
Bevel Angle In Deg
45.000
Material
Glass, optical, mil-g-174, grade c, type 517-645
Material
Glass, optical, mil-g-174, grade c, type 517-645
Fsc Application Data
Sight, reflex
FSC
6650 Components And Accessories Test Equipment Optical Instruments
NIIN
009124227
NSN
6650009124227

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
10541588
Cage Code:
19200
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 6650-00-912-4227
What are the manufacturers of nsn 6650009124227?
Does this nsn 6650009124227 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 6650009124227
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 6650009124227 contain any precious metals?
No precious metal content.
Does nsn 6650009124227 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 6650009124227?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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