4820-01-209-2481

Find complete technical information, availability, and procurement data for: 4820-01-209-2481
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-209-2481

Item Name Code

05487

Assigment Date

05/25/1985 (41 years ago)

poppet flow control device, right-hand all ends thread direction, 275.0 fahrenheit single response maximum operating temp, flareless all ends connection style, 3a all ends thread class

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 all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: 275.0 fahrenheit single response
Connection Style: flareless all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 12 all ends
Nominal Thread Size: 1.062 inches 2nd end
Nominal Thread Size: 1.312 inches 1st end
Seat Angle: 12.0 degrees all ends
Material: aluminum alloy 2024 body
Material: steel comp 303se seat
Material: steel comp 440c flow control device
Material Document And Classification: ams 5640 national spec single material response seat
Material Document And Classification: qq-a-225/6 fed spec single material response body
Material Document And Classification: qq-s-763 fed spec single material response flow control device
Media For Which Designed: hydraulic fluid, petroleum base single response
Surface Treatment: anodize and passivate
Surface Treatment Document And Classification: mil-a-8625 mil std single treatment response and mil-s-5002 mil std single treatment response
Style Designator: straight thru
Thread Series Designator: unj all ends

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
1C1950	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-209-2481?

The FSCG of the NSN 4820-01-209-2481 is 4820

Does the NSN 4820-01-209-2481 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-01-209-2481 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 4820-01-209-2481 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-209-2481 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 4820-01-209-2481 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sat, May 25, 1985