52400-series

Model list for the 52400-series thrust ball bearings: bore, outer diameter and width with seal and clearance options. Open a model for full specs and verified equivalents.

7 models 20–55 mm bore range Full / partial / verify match grading

Model	d (mm)	D (mm)	B (mm)	Seal	Clearance	Cross refs
52406	20	70	52	open	CN	1
52407	25	80	59	open	CN	1
52408	30	90	65	open	CN	1
52409	35	100	72	open	CN	1
52411	45	120	87	open	CN	1
52412-M	50	130	93	open	CN	1
52414-M	55	250	107	open	CN	1