1-321-802-5889

NSN 4820-01-307-8761

Velocity Fuse

About this product

3.500 inches all ends pipe size accommodated, disk flow control device, automatic valve operation method, connection type: unthreaded internal pipe all ends.

Manufacturer part number LL3210B-3 1/2-51-70 for national stock number 4820013078761.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-307-8761.

  • MPN or Model

    LL3210B-3 1/2-51-70

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Pipe Size Accommodated
    3.500 inches all ends
  • Flow Control Device
    Disk
  • Valve Operation Method
    Automatic
  • Connection Type
    Unthreaded internal pipe all ends
  • Adjustable Pressure Range
    +51.0/+70.0 pounds per square inch
  • Material
    Stainless steel stem
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 4820013078761

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
LL3210B-3 1/2-51-70 Pentair Valves & Controls Us Lp
S4824H3129435 3.50IPS51T 70PSI Naval Ship Systems Command
LL3210C-3 1/2-51-70 Kunkle Industries Inc
LL3210B-3 1/2-51-70 Anderson Greenwood Lp
Stock Check
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