PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 22238EMKW33C4 belongs to the Spherical Roller Bearings family. The technical tables below show the available dimensions, ratings, speeds and mounting limits for this item.

When requesting a quotation, provide the complete item number, required quantity and operating conditions so Cat Son can verify the configuration.

22238EMKW33C4 specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
190 mm
D - Diameter outside
340 mm
B - Width
92 mm
D1 - Diameter rib/groove of outer ring
304,8 mm
rs - Minimum fillet radius
4 mm
Number of lubrication holes
3
b - Width of lubrication groove
19,57 mm
k - Diameter of lubrication hole
9 mm
Sleeve reference
H3138
Bearing clearance
C4
Weight
35 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
1620 kN
C0 - Basic static load rating
1870 kN
Cu - Fatigue load limit
169 kN
e - Limiting value
0.25
Y0 - Static axial load factor
2.68
Y1 - Lower axial load factor
2.74
Y2 - Upper axial load factor
4.08
N ref - Reference thermal speed
1600 tr/min
N lim - Mechanical limiting speed
2400 tr/min
Tmin - Minimum operating temperature
-40 °C
Tmax - Maximum operating temperature
200 °C

LIMITS

da min - Minimum shoulder diameter IR
207 mm
db - Diameter minimum for sleeve
202 mm
Ce - Minimum sleeve length
21 mm
Da max - Maximum shoulder diameter OR
323 mm
ra max - Maximum fillet radius shaft & housing
3 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

Cat Son can compare dimensions, design and mounting conditions before quotation.