4820-01-266-4220

Find complete technical information, availability, and procurement data for: 4820-01-266-4220
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-266-4220

Item Name Code

05488

Assigment Date

10/24/1987 (38 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

poppet flow control device, cartridge type special features, threaded cartridge all ends connection type

Product Characteristics

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

Flow Control Device: poppet
Connection Type: threaded cartridge all ends
Special Features: cartridge type

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
RC-2850	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-266-4220?

The FSCG of the NSN 4820-01-266-4220 is 4820

Does the NSN 4820-01-266-4220 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-266-4220 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 4820-01-266-4220 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-266-4220 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 4820-01-266-4220 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Oct 24, 1987