4820-00-878-4325

Find complete technical information, availability, and procurement data for: 4820-00-878-4325
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-878-4325

Item Name Code

05487

Assigment Date

05/05/1972 (54 years ago)

disk flow control device, automatic valve operation method, 150.0 fahrenheit single response maximum operating temp, 14 1st end bolt hole quantity, threaded renewable seat ring type

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
Renewable Seat Ring Type: threaded
Bolt Hole Quantity: 14 1st end
Maximum Operating Temp: 150.0 fahrenheit single response
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Mounting Position: horizontal
Maximum Operating Pressure: 250.0 pounds per square inch single response
Nominal Outside Diameter: 12.375 inches all ends
Face To Face Distance: 18.500 inches
Nominal Thickness: 1.312 inches all ends
Bolt Hole Nominal Diameter: 0.688 inches 1st end
Bolt Circle Nominal Diameter: 11.062 inches 1st end
Flange Face Design: plain all ends
Nominal Outside Diameter Tube Accommodated: 12.375 inches all ends
Special Features: valve size 8 in.
Material: copper alloy 922 body
Material: nickel alloy flow control device
Material: nickel alloy seat
Material Document And Classification: qq-c-390, alloy d4d fed spec single material response body
Media For Which Designed: water, salt single response
Style Designator: straight thru

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-549-3519	No Name Available	12/01/2007

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
803-1385637-08	Check Valve
803-1385637-082	Check Valve
803-1385637-082-8	Check Valve
803-1385637-082AF	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-878-4325?

The FSCG of the NSN 4820-00-878-4325 is 4820

Does the NSN 4820-00-878-4325 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-878-4325 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 4820-00-878-4325 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-878-4325 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 4820-00-878-4325 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, May 5, 1972