To keep fumes from escaping into the atmosphere, use these fittings on the vapor return lines.
Unit of Measure


Coupler with Probe Size

N/A 4 in

Hose Shank Size

N/A 3 in

Body Material

N/A Aluminum

Handle Material

N/A Brass

Gasket Material

N/A Buna-N

Probe Material

N/A Solid Brass
Maximum Working Pressure1 N/A 100 psi

Industry Standards

N/A ASTM B85 Grade 383

Material Specifications

Material Specifications

  • Aluminum alloy spec ASTM B85 Grade 383.
  • Brass handles.
  • Steel handle pins, pull rings and safety clips are all zinc-plated.
  • Gaskets are nitrile.



N/A All sizes may not be stocked in all locations.
We disclaim any liability for use of our products in applications other than which they are designed.
  • 1 Metal coupling pressures are based on ambient temperature (+70 ºF or +21 ºC) with standard NBR gasket.