Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
N305	25mm mm	62mm mm	17mm mm	-	-	-	-
N308	40mm mm	90mm mm	23mm mm	-	-	-	-
N306	30mm mm	72mm mm	19mm mm	-	-	-	-
N309	45mm mm	100mm mm	25mm mm	-	-	-	-
N307	35mm mm	80mm mm	21mm mm	-	-	-	-
N310	50mm mm	110mm mm	27mm mm	-	-	-	-
N308	40mm mm	90mm mm	23mm mm	-	-	-	-
N410	50mm mm	130mm mm	31mm mm	-	-	-	-
N411	55mm mm	140mm mm	33mm mm	-	-	-	-
N412	60mm mm	150mm mm	35mm mm	-	-	-	-
N413	65mm mm	160mm mm	37mm mm	-	-	-	-
N414	70mm mm	180mm mm	42mm mm	-	-	-	-
N415	75mm mm	190mm mm	45mm mm	-	-	-	-
N416	80mm mm	200mm mm	48mm mm	-	-	-	-
N417	85mm mm	210mm mm	52mm mm	-	-	-	-
N418	90mm mm	225mm mm	54mm mm	-	-	-	-
N419	95mm mm	240mm mm	55mm mm	-	-	-	-
N420	100mm mm	250mm mm	58mm mm	-	-	-	-
N421	105mm mm	260mm mm	60mm mm	-	-	-	-
N422	110mm mm	280mm mm	65mm mm	-	-	-	-