The Chelsea 550218 is a tapered bearing cup used in Chelsea PTO-721 Series power takeoffs. Per the Chelsea illustrated parts list for the 721 Series, this bearing cup is called out at item position 103, with a quantity of 2 required per assembly. Tapered bearing cups work in conjunction with their matching tapered bearing cones to carry radial and thrust loads at rotating shaft positions inside the PTO housing. Sourcing the correct cup keeps bearing preload and gear alignment within spec. Call us to confirm proper fit for your specific PTO configuration before ordering.
Features
Chelsea part number 550218
Tapered bearing cup for PTO-721 Series power takeoffs
Item position 103 in the Chelsea 721 Series illustrated parts list
Quantity of 2 required per assembly
Genuine Chelsea PTO drivetrain component
