2320B2PM4

View detailed technical data, stock status, and sourcing information for: 2320B2PM4
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-683-8722

Item Name Code

05487

Assigment Date

01/01/1963 (63 years ago)

0.250 inches 1st end nominal pipe size accommodated, poppet flow control device, right-hand 1st end thread direction, right-hand 2nd end thread direction, 0.250 inches 2nd end nominal pipe size accommodated

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Nominal Pipe Size Accommodated: 0.250 inches 1st end
Nominal Pipe Size Accommodated: 0.250 inches 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: -40.0 fahrenheit 1st response
Maximum Operating Temp: 250.0 fahrenheit 2nd response
End Item Identification: grumman a10 aircraft
Connection Style: plain (pipe) 2nd end
Connection Style: plain, optional end (pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 2nd end
Connection Type: threaded internal pipe 1st end
Mounting Position: horizontal
Thread Quantity Per Inch: 18 2nd end
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches 1st end
Nominal Thread Size: 0.250 inches 2nd end
Special Features: cracking pressure 2 - 4 psi
Material: copper alloy body
Material: rubber butadiene-acrylonitrile class nbr seat
Media For Which Designed: acetylene 1st response
Media For Which Designed: air 2nd response
Media For Which Designed: ammonia, liquid 4th response
Media For Which Designed: ammonia, gaseous 3rd response
Media For Which Designed: carbon dioxide 5th response
Style Designator: straight thru
Thread Series Designator: npt 2nd end
Thread Series Designator: npt 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-683-8721	No Name Available	12/01/2008

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
2320B2PM	Check Valve
2320B2PM4	Check Valve
2349B-2PM	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-683-8722?

The FSCG of the NSN 4820-00-683-8722 is 4820

Does the NSN 4820-00-683-8722 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-683-8722 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 4820-00-683-8722 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-683-8722 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 4820-00-683-8722 was assigned to the Federal Catalog?

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