Water Filler Cap Assembly

Water Filler Cap Assembly

Water Filler Cap Assemblies

Model 390 With 1″ MNPT

The Model 390 has an automotive type radiator cap. It is supplied with a 3/16″ hole in the filler neck.

Model Number:

  • 390-7 (7 lb. Pressure Rating)
  • 390-15 (15 lb. Pressure Rating)

Model 29508 With 1″ MNPT

The Model 29508 has an automotive type radiator cap. It is supplied with a 1/4″ OD overflow tube in the filler neck.

Model Number:

  • 29508-7 (7 lb. Pressure Rating)
  • 29508-15 (15 lb. Pressure Rating)

Model 83269 With 1-1/2″ MNPT

The Model 83269 has an automotive type radiator cap. It is supplied with a 5/16″ OD overflow tube in the filler neck.

Model Number:

  • 83269-7 (7 lb. Pressure Rating)
  • 83269-15 (15 lb. Pressure Rating)

Model 1794 With 2″ FNPT

The Model 1794 has a truck radiator cap. It is supplied with a 5/16″ OD overflow tube in the filler neck.

Model Number:

  • 1794-7 (7 lb. Pressure Rating)
  • 1794-15 (15 lb. Pressure Rating)

Gallery

Specifications

Materials of Construction

  • Cap  Zinc Plated Carbon Steel
  • Neck  Brass
  • Body  Copper Plated Carbon Steel
  • Vent Tube  Copper

390 Series Water Filler Cap Assembly

  • 390-7 (7 LB.)
  • 390-15 (15 LB)

29508 Series Water Filler Cap Assembly

  • 29508-7 (7 LB.)
  • 29508-15 (15 LB.)

83269 Series Water Filler Cap Assemblies

  • 83269-7 (7 LB.)
  • 83269-15 (15 LB.)

1794 Series Water Filler Cap Assembly

  • 1794-7 (7 LB.)
  • 1794-15 (15 LB.)