4820-01-280-3959

Find complete technical information, availability, and procurement data for: 4820-01-280-3959
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-280-3959

Item Name Code

05490

Assigment Date

06/09/1988 (38 years ago)

A manually operated valve having one inlet and two outlets. It is designed to control the direction of exhaust gases into either of the outlets, one outlet discharging directly into the atmosphere, the other discharging under water.

6 all ends bolt hole quantity, flange all ends connection type, round with holes all ends flange shape, manual valve operation method, three-way three port 90 degree plug turn flow style

Product Characteristics

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

Flow Style: three-way three port 90 degree plug turn
Bolt Hole Quantity: 6 all ends
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Bolt Hole Nominal Diameter: 0.500 inches all ends
Bolt Circle Nominal Diameter: 4.438 inches all ends
Material: bronze body
Material: graphite packing

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
FRP-3 2IN FP7 W/GEAR DD1639B	Plug Valve

FAQs

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

What is the FSCG of the NSN 4820-01-280-3959?

The FSCG of the NSN 4820-01-280-3959 is 4820

Does the NSN 4820-01-280-3959 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-01-280-3959 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 4820-01-280-3959 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-280-3959 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 4820-01-280-3959 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Jun 9, 1988