Name	NNCL4880CV	NNC4880CV	RS-4880E4
Brand	SKF	SKF	NSK
Size (mm)	400x500x100(mm)	400x500x100(mm)	400x500x100(mm)
Bore Diameter (mm)	400(mm)	400(mm)	400(mm)
Outer Diameter (mm)	500(mm)	500(mm)	500(mm)
Width (mm)	100(mm)	100(mm)	100(mm)
d	400 mm 15.748 in	400 mm 15.748 in	400 mm 15.748 in
D	500 mm 19.6851 in	500 mm 19.6851 in	500 mm 19.6851 in
B	100 mm 3.937 in	100 mm 3.937 in	100 mm 3.937 in
C	100 mm 3.937 in	100 mm 3.937 in	100 mm 3.937 in
b1	9,4 mm 0.3701 in	9,4 mm 0.3701 in
d1	434 mm 17.0866 in	434 mm 17.0866 in
r1 min.	2,1 mm 0.0827 in	2,1 mm 0.0827 in
r2 min.	2,1 mm 0.0827 in	2,1 mm 0.0827 in
r3 min.	– mm 0 in	– mm 0 in
r4 min.	– mm 0 in	– mm 0 in
D1	– mm 0 in	462 mm 18.189 in
E	470,59 mm 18.5272 in	470,59 mm 18.5272 in
K	5 mm 0.1969 in	5 mm 0.1969 in
ba min.	411 mm 16.1811 in	411 mm 16.1811 in
Da max.	488 mm 19.2126 in	488 mm 19.2126 in	489 mm 19.252 in
ra max.	2 mm 0.0787 in	2 mm 0.0787 in	2 mm 0.0787 in
S	6 mm 0.2362 in
Weight	46 Kg	46,5 Kg	47,5 Kg
Basic dynamic load rating (C)	1420 kN	1420 kN	1290 kN
Basic static load rating (C0)	3750 kN	3750 kN	3750 kN
Fatigue load limit (Pu)	325	325
Reference speed	500 r/min	500 r/min
Limiting speed	630 r/min	630 r/min