Model Bearing	Picture	Drawing Bearing	d (mm)	D (mm)	B (mm)	order
NATR8			8	24	15
NATR6			6	19	12
NATR50			50	90	32
NATR5			5	16	12
NATR45			45	85	32
NATR40			40	80	32
NATR35			35	72	29
NATR30			30	62	29
NATR25			25	52	25
NATR20			20	47	25
NATR17			17	40	21
NATR15			15	35	19
NATR12			12	32	15
NATR10			10	30	15