Best choice for low PSI anti-freeze/water transfer

SAE 100R6

250 max working pressure

For hydraulic oil lines –40°F to +275°F (–40°C to +135°C) constant and +300°F (+149°C) intermittent (up to 10% of operating time)

• Permanent couplings: G25

Best choice for high PSI anti-freeze/water transfer

SAE 100R3

565 max working pressure

For hydraulic oil lines –40°F to +275°F (–40°C to +135°C) constant and +300°F (+149°C) intermittent (up to 10% of operating time)

• Permanent couplings: G44

Gates offers the following return hose option that is recommended for anti-freeze/water transfer

Best multi-fluid hose choice

SAE 100R4, J30R5, AND J20R5

300 max working pressure

For hydraulic oil lines –40°F to +275°F (–40°C to +135°C)

• Permanent couplings: G25,G43

SAE 30R2

200 max working pressure

–40°F to +212°F (–40°C to +100°C). Air to +160°F (+71°C) only

• Permanent couplings: G25, G44

SAE 100R4

300 max working pressure

For hydraulic oil lines –40°F to +275°F (–40°C to +135°C)

• Permanent couplings: G25, G43

• Use clamp over beaded nipple

Gates offers the following fleet hose option that is recommended for anti-freeze/water transfer