4820-00-900-3946

Find complete technical information, availability, and procurement data for: 4820-00-900-3946
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-900-3946

Item Name Code

05487

Assigment Date

02/10/1967 (59 years ago)

3b all ends thread class, disk flow control device, flare (tube) all ends connection style, right-hand all ends thread direction, 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.

Thread Class: 3b all ends
Thread Direction: right-hand all ends
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: flare (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded internal tube all ends
Mounting Position: horizontal or vertical
Thread Quantity Per Inch: 16 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Nominal Outside Diameter Tube Accommodated: 0.500 inches all ends
Material: aluminum alloy seat
Material: aluminum alloy body
Material: steel corrosion resisting flow control device
Media For Which Designed: hydraulic fluid, mineral base single response
Style Designator: angle
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
2C7040-8	Check Valve
SS70-904K8D	Check Valve
SS70-904K8D-REV22	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-900-3946?

The FSCG of the NSN 4820-00-900-3946 is 4820

Does the NSN 4820-00-900-3946 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-900-3946 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 4820-00-900-3946 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-900-3946 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 4820-00-900-3946 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Feb 10, 1967