Radiator Cooling Fan Pump: Specifications

DIMENSIONS
Spool Compression Spring Free Length 45.8 mm (1.803 inch)
Rotor Side Clearance
Standard:
Drive Rotor 0.02 mm (0.0008 inch)
Driven Rotor 0.03 mm (0.0012 inch)
Maximum
Drive Rotor 0.03 mm (0.0012 inch)
Driven Rotor 0.04 mm (0.0016 inch)
Rotor Body Clearance:
Standard 0.05 - 0.09 mm (0.0020 - 0.0035 inch)
Maximum 0.10 mm (0.0039 inch)
Tip Clearance:
Standard 0.02 mm (0.0008 inch)
Maximum 0.03 mm (0.0012 inch)
Drive Shaft
Diameter 16.370 - 16.980 mm (0.6681 - 0.6685 inch)
Oil Clearance:
Standard 0.020 - 0.080 mm (0.0008 - 0.0031 inch)
Maximum 0.08 mm (0.0031 inch)