Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
NN3044K	220mm mm	340mm mm	90mm mm	-	-	-	-
NN3048	240mm mm	360mm mm	92mm mm	-	-	-	-
NN3048K	240mm mm	360mm mm	92mm mm	-	-	-	-
NN3052	260mm mm	400mm mm	104mm mm	-	-	-	-
NN3052K	260mm mm	400mm mm	104mm mm	-	-	-	-
NN3056	280mm mm	420mm mm	106mm mm	-	-	-	-
NN3056K	280mm mm	420mm mm	106mm mm	-	-	-	-
NN3060	300mm mm	460mm mm	118mm mm	-	-	-	-
NN3060K	300mm mm	460mm mm	118mm mm	-	-	-	-
NN3064	320mm mm	480mm mm	121mm mm	-	-	-	-
NN3064K	320mm mm	480mm mm	121mm mm	-	-	-	-
NN3068	340mm mm	520mm mm	133mm mm	-	-	-	-
NN3068K	340mm mm	520mm mm	133mm mm	-	-	-	-
NNU4952K	260mm mm	360mm mm	100mm mm	-	-	-	-
NNU4960	300mm mm	420mm mm	118mm mm	-	-	-	-
NNU4956	280mm mm	380mm mm	100mm mm	-	-	-	-
NNU4960K	300mm mm	420mm mm	118mm mm	-	-	-	-
NNU4956K	280mm mm	380mm mm	100mm mm	-	-	-	-
NNU4964	320mm mm	440mm mm	118mm mm	-	-	-	-
NNU4960	300mm mm	420mm mm	118mm mm	-	-	-	-