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Observation Window NSN 9340-00-443-2794

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 9340-00-443-2794 NSN: 9340-00-443-2794

Features and Characteristics

Overall Length
Between 1.177 inches and 1.182 inches
Overall Width
Between 0.805 inches and 0.810 inches
Overall Thickness
Between 0.141 inches and 0.171 inches
Surface Finish
Polished
First Corner Radius
0.218 inches
Second Corner Radius
0.218 inches
Third Corner Radius
0.218 inches
Material Transparency
Clear
Fourth Corner Radius
0.218 inches
Special Features
Outside edges 0.078 to 0.081 in. Thk, to 0.156 to 0.157 in. Width; mtd by 4, 0.067 in. Dia, holes cbored 0.106 in. Diameter to a dp of 0.047 in.
Special Markings
1 engraved line 0.010 in. W by 0.010 in. Dp filled w/egyption white enamel
Material
Plastic
Style Designator
Rounded corners
FSC
9340 Glass Fabricated Materials
NIIN
004432794
NSN
9340004432794

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1045-249B
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: 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 9340-00-443-2794
What are the manufacturers of nsn 9340004432794?
Does this nsn 9340004432794 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 9340004432794
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 9340004432794 contain any precious metals?
No precious metal content.
Does nsn 9340004432794 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 9340004432794?
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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  •   Certificate of Conformance
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