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Observation Window NSN 9340-00-541-8243

Item Description

A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.

NSN 9340-00-541-8243 NSN: 9340-00-541-8243

Features and Characteristics

Ply Quantity
1
Overall Diameter
Between 0.492 inches and 0.500 inches
Overall Thickness
Between 0.100 inches and 0.110 inches
Environmental Protection
Any acceptable
Surface Finish
Fine ground one side and polished with rim and chamfers ground other side
Material Transparency
Clear
Edge Type
Beveled
Special Features
Both edges chamfered 0.005 in. To @o.020 in. At 45 deg
Material
Glass
Material Specification
Dd-g-451 federal specification single material response
Style Designator
Circular
FSC
9340 Glass Fabricated Materials
NIIN
005418243
NSN
9340005418243

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8200034
Cage Code:
19200
Status:
A
MSDS:
Part Number:
9340005418243
Cage Code:
SCY13
Status:
A
MSDS:
Part Number:
5340005418243
Cage Code:
SCY13
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7016900000
  • NAICS: 327215
  • SITC: 66496
  • Description: Pressed or molded glass articles, wired or not, for building or construction;leaded glass windows etc; formed multicellular or foam glass
  • End Use (Code 13200):
    Glass-plate, sheet, etc.

Q & A

Frequently asked questions for NSN 9340-00-541-8243
What are the manufacturers of nsn 9340005418243?
Does this nsn 9340005418243 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 9340005418243
A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. it may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. it is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. see window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.
Does nsn 9340005418243 contain any precious metals?
No precious metal content.
Does nsn 9340005418243 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 9340005418243?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16880
FIIG:
A15000
App. Key:
F
Cond. Code:
2
Status:
A

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