20218 3IN.12T19PSI

View detailed technical data, stock status, and sourcing information for: 20218 3IN.12T19PSI
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-281-3049

Item Name Code

05488

Assigment Date

06/21/1988 (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.

automatic or manual valve operation method, disk flow control device, round with holes all ends flange shape, flange all ends connection type, 3.000 inches valve size

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: disk
Valve Operation Method: automatic or manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 3.000 inches
Maximum Operating Pressure: 100.0 pounds per square inch single response
Style Designator: angle flanged ends

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
20218 3IN.12T19PSI	Safety Relief Valve
2021800241M	Safety Relief Valve
D49188-MI 3IN 12T15	Safety Relief Valve
R10AL2L24	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-281-3049?

The FSCG of the NSN 4820-01-281-3049 is 4820

Does the NSN 4820-01-281-3049 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-281-3049 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 4820-01-281-3049 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-281-3049 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 4820-01-281-3049 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Tue, Jun 21, 1988