Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
NK43/30R	43mm mm	53mm mm	30mm mm	-	-	-	-
NK45/20R+IR40×45×20	40mm mm	55mm mm	20mm mm	-	-	-	-
7322B	110mm mm	240mm mm	50mm mm	-	-	-	-
NK43/30R+IR38×43×30	38mm mm	53mm mm	30mm mm	-	-	-	-
7321B	105mm mm	225mm mm	49mm mm	-	-	-	-
NK45/30R	45mm mm	55mm mm	30mm mm	-	-	-	-
NK45/20R	45mm mm	55mm mm	20mm mm	-	-	-	-
7320B	100mm mm	215mm mm	47mm mm	-	-	-	-
NK45/30R+IR40×45×30	40mm mm	55mm mm	30mm mm	-	-	-	-
7319B	95mm mm	200mm mm	45mm mm	-	-	-	-
NK45/20R+IR40×45×20	40mm mm	55mm mm	20mm mm	-	-	-	-
7318B	90mm mm	190mm mm	43mm mm	-	-	-	-
NA4832	160mm mm	200mm mm	40mm mm	-	-	-	-
7317B	85mm mm	180mm mm	41mm mm	-	-	-	-
NA4828	140mm mm	175mm mm	35mm mm	-	-	-	-
NA4834	170mm mm	215mm mm	45mm mm	-	-	-	-
NA4830	150mm mm	190mm mm	40mm mm	-	-	-	-
7316B	80mm mm	170mm mm	39mm mm	-	-	-	-
7240C/DB	200mm mm	360mm mm	116mm mm	-	-	-	-
NA4836	180mm mm	225mm mm	45mm mm	-	-	-	-