31818-1 10IN

View detailed technical data, stock status, and sourcing information for: 31818-1 10IN
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-420-5917

Item Name Code

05487

Assigment Date

10/19/1995 (30 years ago)

A ferrous or nonferrous wire having a solid cross section that is square or rectangular with sharp or rounded corners or edges, or is round, half-round, hexagonal, or octagonal and whose diameter, width, or greatest distance between parallel faces is less than 3/8 inch or 10.0mm. The rectangular shape is limited to a thickness less than 3/32 inch or 2.5mm and a width of 1 1/4 inch or 30.0mm or less. For dimensions greater than above, see bar, metal. Excludes:items having electrical resistivity or conductivity ratings.

disk flow control device, automatic valve operation method, round with holes all ends flange shape, flange all ends connection type, 12 all ends bolt hole quantity

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
Bolt Hole Quantity: 12 all ends
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal
Valve Size: 10.000 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Outside Diameter: 16.000 inches all ends
Face To Face Distance: 24.500 inches
Nominal Thickness: 1.190 inches all ends
Bolt Hole Nominal Diameter: 1.000 inches all ends
Bolt Circle Nominal Diameter: 14.250 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.625 inches all ends
Raised Face Nominal Diameter: 12.750 inches all ends
Material: steel body
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
10IN-31F-CB7	Check Valve
31818-1 10IN	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-420-5917?

The FSCG of the NSN 4820-01-420-5917 is 4820

Does the NSN 4820-01-420-5917 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-420-5917 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 4820-01-420-5917 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-420-5917 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 4820-01-420-5917 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Thu, Oct 19, 1995