4820-01-343-1804

Find complete technical information, availability, and procurement data for: 4820-01-343-1804
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-343-1804

Item Name Code

05485

Assigment Date

08/07/1991 (35 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

union bonnet attachment method, right-hand all ends thread direction, 250.0 fahrenheit single response maximum operating temp, disk flow control device, inside screw bonnet type

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: union
Maximum Operating Temp: 250.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 375.0 pounds per square inch single response
Nominal Thread Size: 1.000 inches all ends
Special Features: stop-check type
Material: copper alloy 922 bodyplastic polychlorotrifluoroethylene flow control devicenickel alloy seatnickel alloy stem
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Below is a list of NSNs that have been officially superseded by this NSN: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
4820-00-639-9087	No Name Available	06/01/1992

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
803-4384536-52B2	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-343-1804?

The FSCG of the NSN 4820-01-343-1804 is 4820

Does the NSN 4820-01-343-1804 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801070

Does NSN 4820-01-343-1804 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 4820-01-343-1804 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-343-1804 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 4820-01-343-1804 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Wed, Aug 7, 1991