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NSN 4820-00-781-4834

Velocity Fuse

About this product

Hydrogen,nitrogen,gaseous,refrigerant 12,fresh water media.

Manufacturer part number 5159A1-6TT135 for national stock number 4820007814834.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-781-4834.

  • MPN or Model

    5159A1-6TT135

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    275.0 degrees fahrenheit single response
  • Connection Style
    Flared (tube) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube 2nd end
  • Features Provided
    Pressure tight outlet side
  • Thready Qty Per Inch (tpi)
    18 1st end
  • Maximum Operating Pressure
    2400.0 pounds per square inch single response
  • Thread Size
    0.562 inches 1st end
  • Seat Angle
    37.0 degrees 1st end
  • Opening Pressure Setting
    135.0 pounds per square inch
  • Outside Diameter Tube Accommodated
    0.375 inches 1st end
  • Material
    Aluminum alloy 2024 and rubber butadiene-acrylonitrile class nbr flow control device
  • Material Specification
    Qq-a-225/6 t6 federal specification 1st material response seat
  • Media For Which Designed
    Alcohol, ethyl 2nd response
  • Surface Treatment
    Anodize
  • Surface Treatment Specification
    Mil-a-8625, type 2 military specification single treatment response
  • Style Designator
    Err-090
  • Thread Series Designator
    Unf 1st end
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

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NSN 4820007814834

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
5159A1-6TT135 Circor Aerospace, Inc.
C1498D6TT135 Lockheed Martin Corporation
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