4820-00-305-4484

Find complete technical information, availability, and procurement data for: 4820-00-305-4484
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-305-4484

Item Name Code

05487

Assigment Date

01/01/1963 (63 years ago)

spring disk loading method, right-hand 1st end thread direction, 3a 1st end thread class, pressed-in renewable seat ring type, 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.

Thread Class: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: disk
Disk Loading Method: spring
Renewable Seat Ring Type: pressed-in
Maximum Operating Temp: 160.0 fahrenheit single response
Connection Style: flared (tube) 1st end
Valve Operation Method: automatic
Connection Type: threaded external tube 1st end
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 12 1st end
Maximum Operating Pressure: 265.0 pounds per square inch single response
Nominal Thread Size: 1.875 inches 1st end
Seat Angle: 37.0 degrees 1st end
Nominal Outside Diameter Tube Accommodated: 1.500 inches 1st end
Material: aluminum alloy body
Material: rubber seat
Media For Which Designed: air single response
Style Designator: straight thru
Thread Series Designator: un 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-287-2247	No Name Available	01/01/1963

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
1111-517708	Check Valve
2-49304-24	Check Valve
24C131	Check Valve
695656-1	Check Valve
MS28885-24	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-305-4484?

The FSCG of the NSN 4820-00-305-4484 is 4820

Does the NSN 4820-00-305-4484 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-305-4484 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-00-305-4484 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-305-4484 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 4820-00-305-4484 was assigned to the Federal Catalog?

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