43A12192-3

View detailed technical data, stock status, and sourcing information for: 43A12192-3

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43A12192-3
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-203-4861
Item Name Code
05488
Assigment Date
01/01/1961 (65 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

0.500 inches 1st end nominal pipe size accommodated, spring disk loading method, threaded external pipe 1st end connection type, plain (pipe) 1st end connection style, right-hand 1st end thread direction

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
0.500 inches 1st end
Thread Direction
right-hand 1st end
Disk Loading Method
spring
Connection Style
plain (pipe) 1st end
Connection Type
threaded external pipe 1st end
Features Provided
pressure tight outlet side
Thread Quantity Per Inch
20 1st end
Adjustable Pressure Range
+2550.0 to 2925.0 pounds per square inch
Nominal Thread Size
0.500 inches 1st end
Special Features
stamp 1ot on end. set valve to open between 2550-2925 psi oil pressure
Material
steel body
Material
steel seat
Style Designator
straight thru
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Below is a list of NSNs that have been officially superseded by this NSN: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
4320-01-187-5118 No Name Available 05/01/2012

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
43A12192-3 Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-203-4861?
The FSCG of the NSN 4820-00-203-4861 is 4820
Does the NSN 4820-00-203-4861 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-203-4861 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 4820-00-203-4861 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-203-4861 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 4820-00-203-4861 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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