4820-01-444-2322

Find complete technical information, availability, and procurement data for: 4820-01-444-2322
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-444-2322

Item Name Code

05487

Assigment Date

05/01/1997 (29 years ago)

A spring loaded metallic device which is specifically designed to rotate the poppet valves of an internal combustion engine to prevent uneven wear and/or distortion of the valve seating surface. See also seat, helical compression spring.

automatic valve operation method, disk flow control device, horizontal mounting position, 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.

Flow Control Device: disk
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal
Valve Size: 1.250 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Face To Face Distance: 6.000 inches
Flange Face Design: plain all ends
Material: copper alloy flow control device
Material: copper alloy overall
Material: copper alloy seat
Material: rubber synthetic packing
Media For Which Designed: water-oil-gas single response
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
B-1620-A 1-1/4 IN	Check Valve
B-1620-A 1-1/4I	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-444-2322?

The FSCG of the NSN 4820-01-444-2322 is 4820

Does the NSN 4820-01-444-2322 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-444-2322 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 4820-01-444-2322 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-444-2322 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 4820-01-444-2322 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Thu, May 1, 1997