Series 80

Single Passage Air / Hydraulic Rotary Unions

  • Threaded Rotor supported on combination of deep-grove ball bearing and bush bearing.
  • Hard Chrome plated Alloy Steel Rotor
  • Anodized Aluminum housing
  • Special Rubber seals
  • Suitable for hydraulic brakes and air actuators
Series 80

Size Range

1/8” NPT / BSP to ¾” NPT / BSP
Flanged variants available on request.

Operating Parameters

Media Pressure Temperature Rotational Speed
Hydraulic oil 200 bar 70°C 200 rpm
Air 10 bar 70°C 20 rpm
Vacuum 710 mm Hg. 70°C 20 rpm

Series 81

Dual Passage Air / Hydraulic Rotary Unions

  • Threaded Rotor supported on combination of deep-grove ball bearing and bush bearing.
  • Hard Chrome plated Alloy Steel Rotor
  • Dual flow pattern within the Rotor.
  • Anodized Aluminum housing
  • Special Rubber seals
  • Suitable for hydraulic and pneumatic duty
Series 81

Size Range

2 X 1/8” NPT / BSP to 2 X ¾” NPT / BSP
Flanged variants available on request.

Operating Parameters

Media Pressure Temperature Rotational Speed
Hydraulic oil 200 bar 70°C 200 rpm
Air 10 bar 70°C 20 rpm
Vacuum 710 mm hg. 70°C 20 rpm

Series 82

Four Passage Air / Hydraulic Rotary Unions

  • Flanged Rotor, supported on combination of deep-grove ball bearing and bush bearing.
  • Hard Chrome plated Stainless Steel Rotor
  • Four-pass flow pattern within the Rotor.
  • Anodized Aluminum / Steel housing
  • Special Rubber seals
  • Suitable for combination of hydraulic and pneumatic duties.
Series 82

Size Range

Inlet Ports 4 X 1/8” NPT / BSP to 4 X 1/2” NPT / BSP
Rotor Flanged Rotor

Operating Parameters

Media Pressure Temperature Rotational Speed
Hydraulic oil 100 bar 70°C 250 rpm
Air 10 bar 70°C 20 rpm
Vacuum 710 mm hg. 70°C 20 rpm

Series 83

Eight Passage Air / Hydraulic Rotary Unions

  • Flanged Rotor, supported on combination of deep-grove ball bearing and bush bearing.
  • Hard Chrome plated Stainless Steel Rotor
  • Eight-pass flow pattern within the Rotor.
  • Anodized Aluminum / steel housing
  • Special Rubber sealse
  • Suitable for combination of hydraulic and pneumatic duties
Series 83

Size Range

Inlet Ports 8 X 1/8” NPT / BSP to 8 X 1/2” NPT / BSP
Rotor Flanged Rotor

Operating Parameters

Media Pressure Temperature Rotational Speed
Hydraulic oil 100 bar 70°C 250 rpm
Air 10 bar 70°C 100 rpm
Vacuum 710 mm hg. 70°C 100 rpm