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NSN 4820-01-500-2453

Relief Valve

About this product

Goes on photonic mast. Adjustable cracking pressure factory pre-set @ 1psi designed to vent to atomosphere. Polytetrafluoroethylene seal material. End connection is 1/4in male straight thread as4395 (ms33656 with cone point removed- inlet only). Burst deflection cap not recommended for cracking pressures below 2psi..

Manufacturer part number 577T4D1 for national stock number 4820015002453.

Datasheet

  • Product description

    Pressure And Temperature Relief Valve NSN 4820-01-500-2453.

  • MPN or Model

    577T4D1

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Body Material
    Steel, federal standard 66, aisi 303/sae 30303
  • Tempurature Rating
    400.0 degrees fahrenheit and -100.0 degrees fahrenheit
  • Media For Which Designed
    Any acceptable
  • First End Style Designator
    Flared
  • Flow Control Device
    Poppet
  • Opening Pressure Setting
    1.0 pounds per square inch
  • Tempurature Adjustability
    Not adjustable
  • End Application
    Los angeles class ssn
  • Part Name Assigned By Controlling Agency
    500 series adjustable popoff & inline relief valve
More from these suppliers
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

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NSN 4820015002453

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
577T4D1 Circor Aerospace, Inc.
924092 L-3 Communications Corporation
577T4D1 Circor Aerospace, Inc.
924092 L-3 Communications Corporation
577T4D1 Circor Aerospace, Inc.
924092 L-3 Communications Corporation
577T4D1 Circor Aerospace, Inc.
924092 L-3 Communications Corporation
577T4D1 Circor Aerospace, Inc.
924092 L-3 Communications Corporation
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