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NSN 4820-01-025-6844

Velocity Fuse

About this product

Disk flow control device, g46a plain (tube) all ends connection style, automatic valve operation method, connection type: threaded external tube all ends.

Manufacturer part number 3978-4SET20 for national stock number 4820010256844.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-025-6844.

  • MPN or Model

    3978-4SET20

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Class
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Disk
  • Maximum Operating Temp
    280.0 degrees fahrenheit single response
  • Connection Style
    G46a plain (tube) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube all ends
  • Thready Qty Per Inch (tpi)
    18 all ends
  • Adjustable Pressure Range
    +0.5/+2.4 pounds per square inch
  • Maximum Operating Pressure
    150.0 pounds per square inch single response
  • Thread Size
    0.562 inches all ends
  • Material
    Rubber butadiene-acrylonitrile class nbr packing
  • Media For Which Designed
    Air 1st response
  • Surface Treatment
    Anodize
  • Style Designator
    Err-090
  • Thread Series Designator
    Unj all ends
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 4820010256844

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
3978-4SET20 Howell Laboratories, Inc.
3978-4 Howell Laboratories, Inc.
Stock Check
Availability for this item was last checked on 05/25/23. The quantities and conditions available at the time were:
  • NE: 1
  • NS: 1