4820-01-149-1833

Find complete technical information, availability, and procurement data for: 4820-01-149-1833
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-149-1833

Item Name Code

05485

Assigment Date

03/16/1983 (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.

disk flow control device, plain (pipe) all ends connection style, threaded bonnet attachment method, inside screw bonnet type, right-hand all ends thread direction

Product Characteristics

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

Thread Direction: right-hand all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Connection Style: plain (pipe) all ends
Valve Operation Method: manual
Connection Type: threaded external pipe all ends
Nominal Thread Size: 0.375 inches all ends
Material: steel corrosion resisting body
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-258-7209	No Name Available	02/01/1991

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
6M-V6LR-SS	Globe Valve
SS-1VM6	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-149-1833?

The FSCG of the NSN 4820-01-149-1833 is 4820

Does the NSN 4820-01-149-1833 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-01-149-1833 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 4820-01-149-1833 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-149-1833 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 4820-01-149-1833 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Wed, Mar 16, 1983