4820-01-431-2481

Find complete technical information, availability, and procurement data for: 4820-01-431-2481
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-431-2481 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-431-2481

Item Name Code

37428

Assigment Date

05/09/1996 (30 years ago)

An enclosure, including two or more electrodes, in which a flow of electrons may occur through a vacuum or a contained gas. The electronic conduction takes place either by means of electrons emitted from a cathode or by ionization of the contained gas. Includes phototubes (photoemissive type only), geiger-mueller tubes, traveling wave tubes, cathode ray tubes and microwave tubes (klystron, magnetron, or the like). Excludes:items whose primary purpose is to produce light energy; photoelectric cell; and semiconductor device (as modified).

pilot stem and top plate assy 1; bellows assy 1; o-ring 10; valve 2; valve nut 1; valve seal 1; modulating spring 1; stem 1; gasket 2; packing 1; restrictor 1; diaphragm 1; spring 1; dic 1; seat 1 nonsupply items and quantities, 4 inch mm-3130-nf1-22m water regulating valve, marine service - pressure actuated - r-22; metrex valve corp end item identification

Product Characteristics

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

End Item Identification: 4 inch mm-3130-nf1-22m water regulating valve, marine service - pressure actuated - r-22; metrex valve corp
Nonsupply Items And Quantities: pilot stem and top plate assy 1; bellows assy 1; o-ring 10; valve 2; valve nut 1; valve seal 1; modulating spring 1; stem 1; gasket 2; packing 1; restrictor 1; diaphragm 1; spring 1; dic 1; seat 1

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
K-300	Valve Parts Kit

FAQs

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

What is the FSCG of the NSN 4820-01-431-2481?

The FSCG of the NSN 4820-01-431-2481 is 4820

Does the NSN 4820-01-431-2481 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-431-2481 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 4820-01-431-2481 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-431-2481 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 4820-01-431-2481 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, May 9, 1996