Name	NKIB5902R	NA5902	NKIB 5902
Brand	NTN	ISO	NBS
Size (mm)	15x28x20(mm)	15x28x18(mm)	15x28x20(mm)
Bore Diameter (mm)	15(mm)	15(mm)	15(mm)
Outer Diameter (mm)	28(mm)	28(mm)	28(mm)
Width (mm)	20(mm)	18(mm)	20(mm)
d	15 mm 0.5906 in	15 mm 0.5906 in	15 mm 0.5906 in
F	20 mm 0.7874 in		20 mm 0.7874 in
D	28 mm 1.1024 in	28 mm 1.1024 in	28 mm 1.1024 in
B	20 mm 0.7874 in	18 mm 0.7087 in	20 mm 0.7874 in
C	18 mm 0.7087 in	18 mm 0.7087 in	18 mm 0.7087 in
r min.	0,3 mm 0.0118 in
da min.	17,5 mm 0.689 in
Da max.	25,5 mm 1.0039 in
ra max.	0,3 mm 0.0118 in
Weight	0,052 Kg		0,052 Kg
Dynamic load rating radial (C)	10,8 kN		10,07 kN
Dynamic load rating axial (C)	2,75 kN		2,223 kN
Static load rating radial (C0)	13,6 kN		12,9 kN
Static load rating axial (C0)	4,2 kN		2,613 kN
(Grease) Lubrication Speed	13000 r/min