Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
6218 M	90 mm	160 mm	30 mm	101 N	73.5 N	8500 rpm	5300 rpm
6218 N	90 mm	160 mm	30 mm	101 N	73.5 N	8500 rpm	5300 rpm
W 61918-2RS1	90 mm	125 mm	18 mm	28.1 N	31.5 N	-	3000 rpm
6218-Z	90 mm	160 mm	30 mm	101 N	73.5 N	8500 rpm	5300 rpm
61918	90 mm	125 mm	18 mm	33.2 N	31.5 N	11000 rpm	6700 rpm
W 61818	90 mm	115 mm	13 mm	16.5 N	20.8 N	11000 rpm	7000 rpm
6318-2RS1	90 mm	190 mm	43 mm	151 N	108 N	-	2400 rpm
6018-2RS1	90 mm	140 mm	24 mm	60.5 N	50 N	-	2800 rpm
16018	90 mm	140 mm	16 mm	43.6 N	39 N	10000 rpm	6300 rpm
218 NR	90 mm	160 mm	30 mm	112 N	114 N	7000 rpm	4300 rpm
61818-2RZ	90 mm	115 mm	13 mm	19.5 N	17 N	11000 rpm	5600 rpm
6418	90 mm	225 mm	54 mm	186 N	150 N	6700 rpm	4300 rpm
6218-RS1	90 mm	160 mm	30 mm	101 N	73.5 N	-	2600 rpm
6018	90 mm	140 mm	24 mm	60.5 N	50 N	10000 rpm	6300 rpm
6018 NR	90 mm	140 mm	24 mm	60.5 N	50 N	10000 rpm	6300 rpm
6018-RS1	90 mm	140 mm	24 mm	60.5 N	50 N	-	2800 rpm
61818	90 mm	115 mm	13 mm	19.5 N	17 N	11000 rpm	7000 rpm
6218-2RS1	90 mm	160 mm	30 mm	101 N	73.5 N	-	2600 rpm
W 61918	90 mm	125 mm	18 mm	28.1 N	31.5 N	11000 rpm	6700 rpm
W 61918-2Z	90 mm	125 mm	18 mm	28.1 N	31.5 N	11000 rpm	5300 rpm