4820-01-141-8846

Find complete technical information, availability, and procurement data for: 4820-01-141-8846
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-141-8846

Item Name Code

05487

Assigment Date

11/07/1982 (43 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.

socket (pipe) all ends connection style, automatic valve operation method, unthreaded internal pipe all ends connection type, 0.250 inches all ends nominal pipe size accommodated, disk flow control device

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: 0.250 inches all ends
Flow Control Device: disk
Connection Style: socket (pipe) all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Mounting Position: horizontal
Maximum Operating Pressure: 6000.0 pounds per square inch single response
Material: steel comp 303 body
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Furnished Items And Quantity: 2 nut and 2 tailpiece

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
H891-J8B-04	Check Valve
HB91-J8B-04	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-141-8846?

The FSCG of the NSN 4820-01-141-8846 is 4820

Does the NSN 4820-01-141-8846 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-141-8846 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-141-8846 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-141-8846 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 4820-01-141-8846 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sun, Nov 7, 1982