1-321-802-5889
Email Us

NSN 4820-00-844-7744

Velocity Fuse

About this product

Pop-off type.

Manufacturer part number 559T-8M-21 for national stock number 4820008447744.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-844-7744.

  • MPN or Model

    559T-8M-21

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Pipe Size Accommodated
    1.000 inches 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    250.0 degrees fahrenheit 2nd response
  • Connection Style
    G46b plain (pipe) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external pipe 1st end
  • Features Provided
    Valve stem lock shield and bonnet packing and pressure tight outlet side
  • Maximum Operating Pressure
    200.0 pounds per square inch single response
  • Thread Size
    1.000 inches 1st end
  • Opening Pressure Setting
    21.0 pounds per square inch
  • Material
    Steel comp 303
  • Media For Which Designed
    Hydrogen 5th response
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt 1st end
  • Reference Number Differentiating Characteristics
    As differentiated by pre-set setting
More from these suppliers
Safety Relief Valve

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.

Mechanic Bill explains Velocity Fuse

Pricing and Availability

Get a quote for 4820-00-844-7744 safety relief valve
Quantity:
Your Email:
Your Name:
Company Name:
Optional reference:
Phone:
NSN 4820008447744

We do not share, sell, or distribute your information to any third party.
Privacy | Terms

All major credit cards accepted as well as gov. p-cards
Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
559T-8M-21 Circor Aerospace, Inc.
559A1M Circor Aerospace, Inc.
559A8M21 Circor Aerospace, Inc.
Stock Check
Availability of this NSN has not been updated recently. Submit the pricing and availbility form above to receive an up to date quote.