4820-01-391-8991

Find complete technical information, availability, and procurement data for: 4820-01-391-8991
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-391-8991

Item Name Code

05487

Assigment Date

06/18/1994 (32 years ago)

An item composed of a coated transparent or partly transparent/partly opaque materiels, engraved with letters, words and/or symbols, designed to allow light to be transmitted through the engraving(s) for indicating purposes. It may have an electrical lighting circuit either on a removable printed circuit board or embedded within the panel. The circuit may have removable or nonremovable electroluminescent and/or incandescent lamps for lighting. Dials and/or switches may be included. Excludes:display, optelectronic. See also indicator (as modified), and light (1), indicator

3000.0 pounds per square inch single response maximum operating pressure, spring disk loading method, automatic valve operation method, 275.0 fahrenheit single response maximum operating temp, poppet 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.

Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 275.0 fahrenheit single response
Valve Operation Method: automatic
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Material: steel body

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
2C9392-1	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-391-8991?

The FSCG of the NSN 4820-01-391-8991 is 4820

Does the NSN 4820-01-391-8991 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-391-8991 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 4820-01-391-8991 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-391-8991 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 4820-01-391-8991 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Sat, Jun 18, 1994