4820-01-397-8588

Find complete technical information, availability, and procurement data for: 4820-01-397-8588
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-397-8588

Item Name Code

05488

Assigment Date

10/21/1994 (31 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.

automatic valve operation method, right-hand all ends thread direction, disk flow control device, gasket seal(boss) all ends connection style, 5.0 gallons per minute valve discharge flow rate

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
Valve Discharge Flow Rate: 5.0 gallons per minute
Connection Style: gasket seal(boss) all ends
Valve Operation Method: automatic
Connection Type: threaded internal boss all ends
Nominal Thread Size: 0.375 inches all ends
Opening Pressure Setting: 10.0 pounds per square inch
Material: aluminum alloy body
Material: rubber packing
Material: rubber synthetic seat
Material: steel corrosion resisting flow control device
Media For Which Designed: air single response
Surface Treatment: anodize
Style Designator: angle
Thread Series Designator: npt all ends

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
627B-1-3/8-2	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-397-8588?

The FSCG of the NSN 4820-01-397-8588 is 4820

Does the NSN 4820-01-397-8588 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-397-8588 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 4820-01-397-8588 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-397-8588 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 4820-01-397-8588 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Oct 21, 1994