4820-01-199-4474

Find complete technical information, availability, and procurement data for: 4820-01-199-4474
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-199-4474

Item Name Code

05488

Assigment Date

01/22/1985 (41 years ago)

bolted bonnet attachment method, disk flow control device, automatic valve operation method, inside screw bonnet type, 6 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: inside screw
Bonnet Attachment Method: bolted
Bolt Hole Quantity: 6 all ends
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 2.500 inches
Adjustable Pressure Range: +15.0 to 19.0 pounds per square inch
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Outside Diameter: 6.125 inches all ends
Nominal Thickness: 0.500 inches all ends
First Connection Face To Centerline Distance: 5.500 inches
Bolt Hole Nominal Diameter: 0.562 inches all ends
Second Connection Face To Centerline Distance: 5.500 inches
Bolt Circle Nominal Diameter: 5.000 inches all ends
Flange Face Design: plain all ends
Material: copper alloy 922 body
Material: copper alloy stem
Material: nickel alloy flow control device
Material: nickel alloy seat
Style Designator: angle 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
E8544C41M	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-199-4474?

The FSCG of the NSN 4820-01-199-4474 is 4820

Does the NSN 4820-01-199-4474 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-199-4474 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 4820-01-199-4474 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-199-4474 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 4820-01-199-4474 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Tue, Jan 22, 1985