4820-00-418-4808

Find complete technical information, availability, and procurement data for: 4820-00-418-4808
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-418-4808

Item Name Code

05483

Assigment Date

11/30/1970 (55 years ago)

bolted bonnet attachment method, 500.0 fahrenheit single response maximum operating temp, outside screw-yoke bonnet type, 8 all ends bolt hole quantity, disk flow control device

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
Bolt Hole Quantity: 8 all ends
Maximum Operating Temp: 500.0 fahrenheit single response
Valve Operation Method: manual
Flange Shape: round with holes all ends
Connection Type: flange all ends
Features Provided: bonnet packing
Valve Size: 4.000 inches
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Outside Diameter: 9.000 inches all ends
Nominal Thickness: 0.937 inches all ends
First Connection Face To Centerline Distance: 5.750 inches
Bolt Hole Nominal Diameter: 0.625 inches all ends
Second Connection Face To Centerline Distance: 5.750 inches
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 6.187 inches all ends
Material: cobalt alloy seat
Material: cobalt alloy flow control device
Material: steel body
Material: steel comp 410 stem
Material Document And Classification: aisi 410/sae 51410 fed std single material response stem
Material Document And Classification: astm a105,grade 2 assn std single material response body
Media For Which Designed: steam single response
Style Designator: angle flanged ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-274-3612	No Name Available	09/12/1971
4820-01-259-7837	No Name Available	05/01/1992

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
142-0400C1D882003348	Angle Valve
153F-1-4.00IN.	Angle Valve
153F-1C1D882003660	Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-418-4808?

The FSCG of the NSN 4820-00-418-4808 is 4820

Does the NSN 4820-00-418-4808 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803090

Does NSN 4820-00-418-4808 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 4820-00-418-4808 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-418-4808 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 4820-00-418-4808 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, Nov 30, 1970