NTN 22311EKMA44
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
0.36
Y1
1.87
Y2
2.79
Y0
1.83
Series
223
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
55.000 mm
D
120.000 mm
B
43.000 mm
d1
68.000 mm
D1
104.000 mm
r
2.000 mm
da min
66.000 mm
Da max
109.000 mm
ras max
2.000 mm
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