4820-01-231-2704

Find complete technical information, availability, and procurement data for: 4820-01-231-2704
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-231-2704

Item Name Code

05485

Assigment Date

04/25/1986 (40 years ago)

A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also valve (1), lift-check and valve (1), stop-lift-check.

disk flow control device, bolted bonnet attachment method, threaded renewable seat ring type, outside screw-yoke bonnet type, 8 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
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Renewable Seat Ring Type: threaded
Bolt Hole Quantity: 8 all ends
Maximum Operating Temp: 150.0 fahrenheit 2nd response
Maximum Operating Temp: 450.0 fahrenheit 1st response
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Features Provided: bonnet packing
Valve Size: 5.000 inches
Maximum Operating Pressure: 125.0 pounds per square inch 1st response
Maximum Operating Pressure: 200.0 pounds per square inch 2nd response
Nominal Outside Diameter: 10.000 inches all ends
Face To Face Distance: 13.000 inches
Nominal Thickness: 0.938 inches all ends
Bolt Hole Nominal Diameter: 0.875 inches all ends
Bolt Circle Nominal Diameter: 8.500 inches all ends
Flange Face Design: plain all ends
Material: copper alloy 360 stem
Material: copper alloy 836 seat
Material: copper alloy 836 flow control device
Material: iron cast body
Material Document And Classification: astm a-126 class b assn std single material response body
Material Document And Classification: astm b-16 assn std single material response stem
Material Document And Classification: astm b-62 assn std single material response seat
Material Document And Classification: astm b-62(b) assn std single material response flow control device
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd 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
6200A-5IN	Globe Valve
F-718-B 5IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-231-2704?

The FSCG of the NSN 4820-01-231-2704 is 4820

Does the NSN 4820-01-231-2704 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803015

Does NSN 4820-01-231-2704 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 4820-01-231-2704 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-231-2704 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 4820-01-231-2704 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, Apr 25, 1986