NTN 23028EKMA41
Spherical Roller Bearings w/ Tapered Bore
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Spherical Roller Bearing
Bore Type
Tapered
Material
Through Hardened Steel
Cage Type
Machined
Cage Material
Brass
e
0.22
Y1
3.14
Y2
4.67
Y0
3.07
Series
230
Radial Internal Clearance
CN
Ring Modification
Plain
Tolerance
JIS-0 RBEC-1
Taper
1:12
Enclosure
Open
Operating Temperature Range
-40 to 200 ºC
Dimensional Specifications
d
140.000 mm
D
210.000 mm
B
53.000 mm
d1
155.000 mm
D1
193.000 mm
r
2.000 mm
da min
149.000 mm
Da max
201.000 mm
ras max
2.000 mm
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