SKF Cooper split roller bearings and bearing units

9 Designations Designation system for end covers Type of end cover BP End covers without thrust bearing, for cartridges with single seal grooves BT End covers with thrust bearing, for cartridges with single seal grooves BPTL End covers without thrust bearing, for cartridges with grooves for labyrinth seals BTTL End covers with thrust bearing, for cartridges with grooves for labyrinth seals Size identification parameter For end covers for cartridges with single groove seals specify any available bore size; – bore diameter followed by “M” for metric sizes – whole number of inches followed by two digits representing sixteenth of an inch for inch sizes Examples 35M 35 mm 140M 140 mm 103 1 3 / 16 in. 115 1 15 / 16 in. 300 3 in. For end covers for cartridges with labyrinth seals specify any available cartridge size designation. End covers fit all cartridge variants with this size designation, e.g. BTTL3 could fit in either 01C3 or 02C3. Examples 3 Cartridge size designation 3 12 Cartridge size designation 12 Bearing series reference For end covers with thrust bearings, for cartridges with single groove seals. 01 01 or 01E series split cylindrical roller bearing 02 02 or 02E series split cylindrical roller bearing BP 35M BP 103 BT 140M 01 BT 115 02 BPTL 12 BTTL 3 190

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