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NationalStockNumber.info
NationalStockNumber.INFO

Worldwide distributor of NSN parts and consumables located in the USA.

Observation Window

NSN: 9340-00-990-7253 | Model: 8619814

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 Properties and Flags
NATO Stock Number
9340-00-990-7253
DEMIL
NO
Ply Quantity
1
Overall Length
Between 3.037 inches and 3.052 inches
Overall Width
Between 7.600 inches and 7.615 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
Edge Type
Beveled
Features Provided
Light reducing
Special Features
Light deviation not to exceed 3 minutes of arc, surface quali type 80-50 and one edge 0.120 in. /face width/ by 30 degrees chamfer
Color
Natural
Material
Glass plate
Material Specification
Mil-g-174, class 1, grade c military standard single material response
Style Designator
Rounded corners

Pricing and Availability

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NSN 9340-00-990-7253 Datasheet

Supply Class (FSC):
Glass Fabricated Materials
Cross Reference:
  • 8619814
Cage Codes:
  • Us Army Ardec Rdecom (CAGE 19200)
Schedule B & Trade:
  • Schedule B: 7016900000 (NAICS 327215)

    Pressed or molded glass articles, wired or not, for building or construction; leaded glass windows etc; formed multicellular or foam glass

  • SITC: 66496

    Articles of pressed or molded glass for building or construction use (paving blocks, bricks, etc.); leaded lights; multicellular glass blocks, etc.

  • End Use: 13200

    Glass-plate, sheet, etc.

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 9340-00-990-7253 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
What is the NIIN of NSN 9340-00-990-7253?
009907253 or 00-990-7253
Does NSN 9340-00-990-7253 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 9340-00-990-7253?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963