4820-01-064-2440

Find complete technical information, availability, and procurement data for: 4820-01-064-2440
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-064-2440

Item Name Code

20520

Assigment Date

08/19/1978 (48 years ago)

An item designed to suppress undesired (interfering) frequencies and have a minimal effect on the desired frequencies when inserted in an electrical power circuit. Excludes:items which consist of a single capacitor, inductor, resistor, or devices consisting of only two or more circuit elements of the same basic name. Excludes:filter, low pass and suppressor, ignition interference. For items designed to be inserted in a line which is primarily intended to carry high frequency waves modulated with signals, such as antenna lead-in, see filter, band suppression and filter, band pass. See also limiter, electrical noise.

4820-01-064-2440, restrictor check valve

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-058-6882	No Name Available	10/01/1983

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
216-22027-115	Restrictor Check Valve
6F3016-115	Restrictor Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-064-2440?

The FSCG of the NSN 4820-01-064-2440 is 4820

Does the NSN 4820-01-064-2440 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-01-064-2440 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 4820-01-064-2440 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-064-2440 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 4820-01-064-2440 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Aug 19, 1978