20631-2

View detailed technical data, stock status, and sourcing information for: 20631-2
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Federal Supply Group

Valves

Federal Supply Classification

4810 Powered Valves

National Stock Number

4810-00-580-6742

Item Name Code

10998

Assigment Date

01/01/1963 (63 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

3b all ends thread class, 165.0 fahrenheit single response maximum operating temp, closed flow control device normal operation position, right-hand all ends thread direction, needle or stem 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: 3b all ends
Thread Direction: right-hand all ends
Flow Control Device: needle or stem
Flow Control Device Normal Operation Position: closed
Maximum Operating Temp: 165.0 fahrenheit single response
Connection Style: flare(tube) all ends
Valve Operation Method: solenoid
Connection Type: threaded internal tube all ends
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 20 all ends
Inlet/Outlet Operating Pressure Differential: 15.0 pounds per square inch nominal
Maximum Operating Pressure: 15.0 pounds per square inch single response
Nominal Thread Size: 0.437 inches all ends
Voltage In Volts And Current Type: 28.0 dc
Nominal Outside Diameter Tube Accommodated: 0.250 inches all ends
Material: aluminum alloy body
Material: steel corrosion resisting flow control device
Media For Which Designed: air single response
Style Designator: straight thru
Thread Series Designator: unf 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
13104-02	Solenoid Valve
20631-2	Solenoid Valve
AF63C-3	Solenoid Valve
AF63C3	Solenoid Valve

FAQs

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

What is the FSCG of the NSN 4810-00-580-6742?

The FSCG of the NSN 4810-00-580-6742 is 4810

Does the NSN 4810-00-580-6742 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809005

Does NSN 4810-00-580-6742 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 4810-00-580-6742 contain precious materials?

Precious metal content is unknown

Does NSN 4810-00-580-6742 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 4810-00-580-6742 was assigned to the Federal Catalog?

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