4820-00-289-2128

Find complete technical information, availability, and procurement data for: 4820-00-289-2128
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-289-2128

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

10 all ends bolt hole quantity, 425.0 fahrenheit single response maximum operating temp, round with holes all ends flange shape, automatic valve operation method, spring disk loading method

Product Characteristics

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

Disk Loading Method: spring
Bolt Hole Quantity: 10 all ends
Maximum Operating Temp: 425.0 fahrenheit single response
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Adjustable Pressure Range: +45.0 to 60.0 pounds per square inch
Maximum Operating Pressure: 100.0 pounds per square inch single response
Nominal Outside Diameter: 9.062 inches all ends
Bolt Hole Nominal Diameter: 0.688 inches all ends
Bolt Circle Nominal Diameter: 7.812 inches all ends
Flange Face Design: plain all ends
Special Features: w/lifting lever
Material: copper alloy body
Material: copper alloy seat
Material: nickel alloy stem
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
A6821A	Safety Relief Valve
BASHH05SNN	Safety Relief Valve
D50FF-05-5	Safety Relief Valve
DD445S4824-46ALT2	Safety Relief Valve
ML277	Safety Relief Valve
ML2770150045	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-289-2128?

The FSCG of the NSN 4820-00-289-2128 is 4820

Does the NSN 4820-00-289-2128 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-289-2128 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 4820-00-289-2128 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-289-2128 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 4820-00-289-2128 was assigned to the Federal Catalog?

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