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R-Series Air Operated Stub Pumps – Macnaught

R-Series Air Operated Stub Pumps - Macnaught

The ‘R’ Series range of pumps have been designed and manufactured using a strong metal construction, providing maximum performance and long service life. All the ‘R’ Series pumps are supplied complete with an inline air lubricator to help prevent premature wear. R100 is suitable for oils up to SAE90. R300 / R500 / R1000 suitable for oils up to SAE140. The ideal choice for remote mount or integration into lubrication systems.

Features & Benefits

  • Long Service Life – Supplied with In-line lubricator to prevent excess wear and extend service life
  • Air Inlet (1/4″ NPT)
  • Robust and Durable Design – Heavy duty aluminium and steel air motor construction
  • Sliding Bung Adaptor (2″ BSP) – on all R-Series pump models
  • Maximise Performance Life – Large exhaust ports integrated to prevent icing
  • Heavy-Duty Construction – For a long reliable service life
  • Oil Outlet (3/4″ BSPT or NPT) – For all R-Series pump models
  • Pressure Relief Valve – On 5:1 ratio pumps only
  • Oil Inlet (1″ BSPT or NPT) – On all stub pump models

Technical Specifications

Model R300S-01 R500S-01 R1000S-01
Pump Ratio 3:1 5:1 10:1
Output SAE 10 23 L/min 32 L/min 18 L/min
Output SAE 15W-40 19 L/min 30 L/min 17 L/min
Output SAE 90 18 L/min 28 L/min 15 L/min