4820-01-420-5220

Find complete technical information, availability, and procurement data for: 4820-01-420-5220
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-420-5220

Item Name Code

16992

Assigment Date

10/19/1995 (30 years ago)

A spring loaded and/or gas filled mechanism designed to exert an opposite force which will be used to absorb, dampen, and/or neutralize applied force. Excludes:shock absorber, direct action; and shock absorber, lever action.

bolted bonnet attachment method, supply class aoe end item identification, manual valve operation method, 4 all ends bolt hole quantity, outside screw-yoke bonnet type

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Bolt Hole Quantity: 4 all ends
End Item Identification: supply class aoe
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 3.000 inches
Maximum Operating Pressure: 250.0 pounds per square inch single response
Nominal Outside Diameter: 6.625 inches all ends
Face To Face Distance: 10.000 inches
Nominal Thickness: 0.938 inches all ends
Bolt Hole Nominal Diameter: 0.688 inches all ends
Bolt Circle Nominal Diameter: 5.500 inches all ends
Flange Face Design: plain all ends
Material: copper alloy 922 body
Material: copper alloy 922 flow control device
Material: plastic polychlorotrifluoroethylene seat
Media For Which Designed: water, salt single response
Style Designator: straight thru y-pattern 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
1030-020H 3.00IN	Y Valve

FAQs

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

What is the FSCG of the NSN 4820-01-420-5220?

The FSCG of the NSN 4820-01-420-5220 is 4820

Does the NSN 4820-01-420-5220 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-420-5220 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 4820-01-420-5220 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-420-5220 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 4820-01-420-5220 was assigned to the Federal Catalog?

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