4820-01-329-9820

Find complete technical information, availability, and procurement data for: 4820-01-329-9820
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-329-9820

Item Name Code

20572

Assigment Date

11/28/1990 (35 years ago)

poppet flow control device, 3b 1st end thread class, 700.0 fahrenheit single response maximum operating temp, 3a 2nd end thread class, right-hand all ends thread direction

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 2nd end
Thread Class: 3b 1st end
Thread Direction: right-hand all ends
Flow Control Device: poppet
Maximum Operating Temp: 700.0 fahrenheit single response
Connection Style: beveled (tube) all ends
Valve Operation Method: automatic
Connection Type: threaded internal boss all ends
Maximum Operating Pressure: 170.0 pounds per square inch single response
Nominal Thread Size: 0.437 inches all ends
Special Features: valve size 0.250 in.
Material: steel corrosion resisting body
Style Designator: straight thru
Thread Series Designator: unjf 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
23039459	Shuttle Valve
CV40-8	Shuttle Valve

FAQs

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

What is the FSCG of the NSN 4820-01-329-9820?

The FSCG of the NSN 4820-01-329-9820 is 4820

Does the NSN 4820-01-329-9820 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-329-9820 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 4820-01-329-9820 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-329-9820 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 4820-01-329-9820 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Wed, Nov 28, 1990