4820-01-255-8900

Find complete technical information, availability, and procurement data for: 4820-01-255-8900
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-255-8900

Item Name Code

20962

Assigment Date

05/30/1987 (39 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.

manual valve operation method, 8 all ends bolt hole quantity, 3.000 inches valve size, flange all ends connection type, round with holes all ends flange shape

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Bolt Hole Quantity: 8 all ends
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 3.000 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Outside Diameter: 6.625 inches all ends
Face To Face Distance: 9.000 inches
Nominal Thickness: 0.500 inches all ends
Bolt Hole Nominal Diameter: 0.563 inches all ends
Bolt Circle Nominal Diameter: 5.500 inches all ends
Flange Face Design: plain all ends
Material: copper alloy body
Style Designator: straight thru flanged 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
76307SA	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-255-8900?

The FSCG of the NSN 4820-01-255-8900 is 4820

Does the NSN 4820-01-255-8900 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801085

Does NSN 4820-01-255-8900 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 4820-01-255-8900 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-255-8900 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 4820-01-255-8900 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, May 30, 1987