AN-2.0-72-D.I.-

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-262-7508

Item Name Code

05487

Assigment Date

09/03/1987 (38 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, automatic valve operation method, round all ends flange shape, horizontal or vertical mounting position, flange all ends connection type

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 all ends
Connection Type: flange all ends
Mounting Position: horizontal or vertical
Valve Size: 2.000 inches
Nominal Outside Diameter: 4.125 inches all ends
Face To Face Distance: 2.375 inches
Nominal Thickness: 1.937 inches all ends
Flange Face Design: plain all ends
Special Features: welded metal overlay
Material: iron cast body
Material: rubber seat
Material: steel comp 316 flow control device
Material: steel comp 316 stem
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
2IN-72-I-H-B-3-H-X	Check Valve
AN-2.0-72-D.I.-	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-262-7508?

The FSCG of the NSN 4820-01-262-7508 is 4820

Does the NSN 4820-01-262-7508 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302010

Does NSN 4820-01-262-7508 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 4820-01-262-7508 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-262-7508 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 4820-01-262-7508 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Sep 3, 1987