4820-01-337-7902

Find complete technical information, availability, and procurement data for: 4820-01-337-7902
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-337-7902

Item Name Code

05487

Assigment Date

04/21/1991 (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.

horizontal or vertical mounting position, automatic valve operation method, spring disk loading method, poppet flow control device, unthreaded cartridge all ends connection type

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: poppet
Disk Loading Method: spring
Valve Operation Method: automatic
Connection Type: unthreaded cartridge all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Style Designator: straight thru drop-in cartridge

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
PC45453 ITEM 5	Check Valve
PC45453 PART SSI-200-C-B-1 1/2	Check Valve
PC45453-5	Check Valve
SSI-200-C-B-1 1/2	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-337-7902?

The FSCG of the NSN 4820-01-337-7902 is 4820

Does NSN 4820-01-337-7902 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 4820-01-337-7902 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-337-7902 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 4820-01-337-7902 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sun, Apr 21, 1991