4820-00-289-3897

Find complete technical information, availability, and procurement data for: 4820-00-289-3897
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-289-3897

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

disk flow control device, spring disk loading method, 4 all ends bolt hole quantity, inside screw bonnet type, integral bonnet attachment method

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: integral
Disk Loading Method: spring
Bolt Hole Quantity: 4 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: pressure tight outlet side
Adjustable Pressure Range: +26.0 to 75.0 pounds per square inch
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Outside Diameter: 7.500 inches all ends
Bolt Hole Nominal Diameter: 0.750 inches all ends
Bolt Circle Nominal Diameter: 6.000 inches all ends
Flange Face Design: plain all ends
Material: copper alloy overall
Media For Which Designed: fuel/oil, hydrocarbon single response
Style Designator: angle

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
8417643	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-289-3897?

The FSCG of the NSN 4820-00-289-3897 is 4820

Does the NSN 4820-00-289-3897 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-289-3897 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 4820-00-289-3897 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-289-3897 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 4820-00-289-3897 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963