PL4149 AND C3459

View detailed technical data, stock status, and sourcing information for: PL4149 AND C3459
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-225-1191

Item Name Code

05488

Assigment Date

01/29/1986 (40 years ago)

A pipe fitting primarily designed for permanent installation during piping systems operations to fit into another pipe or pipe fitting for sealing. It usually is threaded.

automatic valve operation method, 300.0 pounds per square inch opening pressure setting, unthreaded internal tube all ends connection type, socket (tube) all ends connection style, copper alloy body material

Product Characteristics

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

Connection Style: socket (tube) all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal tube all ends
Opening Pressure Setting: 300.0 pounds per square inch
Material: copper alloy body
Material: nickel alloy stem
Material: rubber seat

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
1384 1/2IN 30T5	Safety Relief Valve
PL4149 AND C3459	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-225-1191?

The FSCG of the NSN 4820-01-225-1191 is 4820

Does the NSN 4820-01-225-1191 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-225-1191 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 4820-01-225-1191 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-225-1191 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 4820-01-225-1191 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Wed, Jan 29, 1986