PX1138

View detailed technical data, stock status, and sourcing information for: PX1138
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Federal Supply Group

Nonmetallic Fabricated Materials

Federal Supply Classification

9340 Glass Fabricated Materials

National Stock Number

9340-00-643-1628

Item Name Code

16880

Assigment Date

01/01/1963 (63 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.

0.188 inches minimum and 0.250 inches maximum overall thickness, polished surface finish, 1 ply quantity, clear material transparency, 11.000 inches minimum and 11.031 inches maximum overall diameter

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: 11.000 inches minimum and 11.031 inches maximum
Overall Thickness: 0.188 inches minimum and 0.250 inches maximum
Surface Finish: polished
Material Transparency: clear
Edge Type: flat finish
Style Designator: circular

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6210-00-651-5963	No Name Available	01/01/1960

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
PX1138	Observation Window

FAQs

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

What is the FSCG of the NSN 9340-00-643-1628?

The FSCG of the NSN 9340-00-643-1628 is 9340

Does the NSN 9340-00-643-1628 have a Schedule B code assigned?

Yes, the Schedule B code is 7016900000

Does NSN 9340-00-643-1628 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 9340-00-643-1628 contain precious materials?

Item does not contain precious metal.

Does NSN 9340-00-643-1628 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 9340-00-643-1628 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963