201919AM189M

View detailed technical data, stock status, and sourcing information for: 201919AM189M

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201919AM189M
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-205-1081
Item Name Code
16996
Assigment Date
04/04/1985 (41 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.

quality controlled iaw navy level one assurance guide,cleaned iaw mil-c-52211 reference number differentiating characteristics, zzzy criticality code justification

Product Characteristics

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

Criticality Code Justification
zzzy
Reference Number Differentiating Characteristics
quality controlled iaw navy level one assurance guide,cleaned iaw mil-c-52211

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-01-145-6462 No Name Available 08/01/2002

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
201919AM189M Pressure and Temper Relief Valve
201919AM189MC1 Pressure and Temper Relief Valve
20191AM189MC1 Pressure and Temper Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-205-1081?
The FSCG of the NSN 4820-01-205-1081 is 4820
Does the NSN 4820-01-205-1081 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-205-1081 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-01-205-1081 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-205-1081 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 4820-01-205-1081 was assigned to the Federal Catalog?
It was assigned 41 years ago, on Thu, Apr 4, 1985

Professional Distribution

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