Service Specifications

DIMENSIONS
Reference Marks For Standard Bearing Center Wall Thickness:
Bearings No. 1 and No. 5
Mark "3" 2.492-2.495 mm (0.0981-0.0982 inch)
Mark "4" 2.495-2.498 mm (0.0982-0.0983 inch)
Mark "5" 2.498-2.501 mm (0.0983-0.0985 inch)
Mark "6" 2.501-2.504 mm (0.0985-0.0986 inch)
Mark "7" 2.504-2.507 mm (0.0986-0.0987 inch)
Other Bearings
Mark "1" 2.486-2.489 mm (0.0979-0.0980 inch)
Mark "2" 2.489-2.492 mm (0.0980-0.0981 inch)
Mark "3" 2.492-2.495 mm (0.0981-0.0982 inch)
Mark "4" 2.495-2.498 mm (0.0982-0.0983 inch)
Mark "5" 2.498-2.501 mm (0.0983-0.0985 inch)