34539-2

View detailed technical data, stock status, and sourcing information for: 34539-2
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Federal Supply Group

Nonmetallic Fabricated Materials

Federal Supply Classification

9340 Glass Fabricated Materials

National Stock Number

9340-00-869-8761

Item Name Code

16880

Assigment Date

01/01/1960 (66 years ago)

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.

0.500 inches nominal overall thickness, flat finish edge type, 2.500 inches nominal overall diameter, clear material transparency, 1 ply quantity

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Ply Quantity: 1
Overall Diameter: 2.500 inches nominal
Overall Thickness: 0.500 inches nominal
Material Transparency: clear
Edge Type: flat finish
Material: glass
Style Designator: circular

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
34539-2	Observation Window
G5-2-23	Observation Window

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 9340-00-869-8761?

The FSCG of the NSN 9340-00-869-8761 is 9340

Does the NSN 9340-00-869-8761 have a Schedule B code assigned?

Yes, the Schedule B code is 7016900000

Does NSN 9340-00-869-8761 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 9340-00-869-8761 contain precious materials?

Item does not contain precious metal.

Does NSN 9340-00-869-8761 contain hazardous materials?

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

When the NSN 9340-00-869-8761 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960