4820-01-470-2141

Find complete technical information, availability, and procurement data for: 4820-01-470-2141
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-470-2141

Item Name Code

05482

Assigment Date

12/10/1999 (26 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.

manual valve operation method, 0.500 inches nominal pipe size accommodated, socket, weld, pipe connection type, w/s code nimitz class cvn end item identification, packing retaining bonnet type

Product Characteristics

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

Nominal Pipe Size Accommodated: 0.500 inches
Bonnet Type: packing retaining
End Item Identification: w/s code nimitz class cvn
Valve Operation Method: manual
Connection Type: socket, weld, pipe
Valve Size: 0.500 inches
Stem Type: rising
Inlet Relationship With Outlet: identical
Special Features: viton o-rings; design pressure 400 psi; design temperature 150 deg. f
Material: copper alloy 922 body
Material: nickel alloy seat
Material: nickel alloy stem
Material Document And Classification: astm a-494,gr.-30-c assn std single material response seat
Material Document And Classification: astm-b164 assn std single material response stem
Material Document And Classification: astm-b61 assn std single material response body

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
1146-082-D-0001 REV A	Gate Valve
1146-082S	Gate Valve
1146-082S .50IPS	Gate Valve
1146-082S 0.50IPS	Gate Valve
1146-082S 1/2IN	Gate Valve
1146-082S 12	Gate Valve
1146-082S-.50IN	Gate Valve

FAQs

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

What is the FSCG of the NSN 4820-01-470-2141?

The FSCG of the NSN 4820-01-470-2141 is 4820

Does NSN 4820-01-470-2141 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 4820-01-470-2141 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-470-2141 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 4820-01-470-2141 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Fri, Dec 10, 1999