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Observation Window NSN 9340-00-989-5946

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 9340-00-989-5946 NSN: 9340-00-989-5946

Features and Characteristics

Ply Quantity
1
Overall Length
Between 4.850 inches and 4.865 inches
Overall Width
Between 3.037 inches and 3.052 inches
Overall Thickness
Between 0.240 inches and 0.250 inches
Surface Finish
Polished
First Corner Radius
0.187 inches
Second Corner Radius
0.187 inches
Third Corner Radius
0.187 inches
Material Transparency
Clear
Fourth Corner Radius
0.187 inches
Special Features
Light deviation not to exceed 3 min of arc and surface quali type 80-50
Material
Glass
Style Designator
Rounded corners
FSC
9340 Glass Fabricated Materials
NIIN
009895946
NSN
9340009895946

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8619923
Cage Code:
19200
Status:
A
MSDS:
Part Number:
9340009895946
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 9340-00-989-5946
What are the manufacturers of nsn 9340009895946?
Does this nsn 9340009895946 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 9340009895946
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 9340009895946 contain any precious metals?
No precious metal content.
Does nsn 9340009895946 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 9340009895946?
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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