ST7M473

View detailed technical data, stock status, and sourcing information for: ST7M473
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-139-1898

Item Name Code

05490

Assigment Date

09/26/1982 (43 years ago)

A replaceable device designed to remove solid particles from fluids ranging in density from heavy liquids to gases. The removal of particles is accomplished by porous material (metallic or non-metallic), stacked disks, wound wire, or the like, constructed so the fluid can flow through the device while the solid particles are retained. It may be designed to fit into a filter, fluid (or similar cavity), or it may have an integral outer casing and mounting facilities and be designed to connect directly to an engine, compressor, or the like. The degree of removal of particles must be nominally rated at less than 50 microns or absolutely rated at less than 75 microns. Excludes:filter element, air conditioning. See also strainer element, sediment.

4820-01-139-1898, plug valve

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
73C36	Plug Valve
P138-395	Plug Valve
ST7M473	Plug Valve
ST7M473-1	Plug Valve

FAQs

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

What is the FSCG of the NSN 4820-01-139-1898?

The FSCG of the NSN 4820-01-139-1898 is 4820

Does the NSN 4820-01-139-1898 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-01-139-1898 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 4820-01-139-1898 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-139-1898 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 4820-01-139-1898 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sun, Sep 26, 1982