RD19056-4

View detailed technical data, stock status, and sourcing information for: RD19056-4
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-430-9249

Item Name Code

05488

Assigment Date

05/13/1970 (56 years ago)

right-hand 1st end thread direction, right-hand 2nd end thread direction, right-hand 3rd end thread direction, inside spring bonnet type, poppet 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 Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Thread Direction: right-hand 3rd end
Flow Control Device: poppet
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Valve Discharge Flow Rate: 117.0 cubic feet per minute
Connection Style: plain (pipe) 3rd end
Connection Style: plain,optional end(pipe) 2nd end
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: automatic
Connection Type: threaded external pipe 3rd end
Adjustable Pressure Range: +3.0 to 35.0 pounds per square inch
Maximum Operating Pressure: 20.5 pounds per square inch single response
Nominal Thread Size: 0.125 inches 1st end
Nominal Thread Size: 0.125 inches 2nd end
Nominal Thread Size: 0.125 inches 3rd end
Material: steel overall
Style Designator: cross
Thread Series Designator: anpt 1st end
Thread Series Designator: anpt 2nd end
Thread Series Designator: anpt 3rd end

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
RD19056-4	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-430-9249?

The FSCG of the NSN 4820-00-430-9249 is 4820

Does the NSN 4820-00-430-9249 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-430-9249 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 4820-00-430-9249 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-430-9249 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 4820-00-430-9249 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, May 13, 1970