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NSN 4820-01-205-1081

Relief Valve

About this product

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

Manufacturer part number 20191 for national stock number 4820012051081.

Datasheet

  • Product description

    Pressure And Temperature Relief Valve NSN 4820-01-205-1081.

  • MPN or Model

    20191

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Criticality Code Justification
    Zzzy
  • Reference Number Differentiating Characteristics
    Quality controlled iaw navy level one assurance guide, cleaned iaw mil-c-52211
Pressure And Temperature Relief Valve

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

Mechanic Bill explains Relief Valve

Pricing and Availability

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NSN 4820012051081

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
20191 Anderson Greenwood Lp
20191AM189MC1 Naval Inventory Control Point
201919AM189M Anderson Greenwood Lp
201919AM189MC1 Naval Inventory Control Point
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