4820-01-256-5283

Find complete technical information, availability, and procurement data for: 4820-01-256-5283
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 4820-01-256-5283 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

4820-01-256-5283

Item Name Code

05486

Assigment Date

06/05/1987 (39 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

disk flow control device, manual valve operation method, flange all ends connection type, round all ends flange shape, 425.0 fahrenheit single response maximum operating temp

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
Maximum Operating Temp: 425.0 fahrenheit single response
Valve Operation Method: manual
Flange Shape: round all ends
Connection Type: flange all ends
Mounting Position: horizontal
Valve Size: 2.000 inches
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Outside Diameter: 6.500 inches all ends
Face To Face Distance: 11.500 inches
Nominal Thickness: 0.812 inches all ends
Flange Face Design: plain all ends
Material: copper alloy body
Material: nickel alloy flow control device
Media For Which Designed: air 1st response
Media For Which Designed: oil 2nd response
Media For Which Designed: steam 3rd response
Media For Which Designed: water, fresh 4th response
Media For Which Designed: water, salt 5th 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
B1361EG 2IN	Stop-Check Valve
N10236SCM 2IN.	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-256-5283?

The FSCG of the NSN 4820-01-256-5283 is 4820

Does the NSN 4820-01-256-5283 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-256-5283 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 4820-01-256-5283 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-256-5283 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 4820-01-256-5283 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Jun 5, 1987