PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 23148EMKW33C3 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.

23148EMKW33C3 specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
240 mm
D - Diameter outside
400 mm
B - Width
128 mm
D1 - Diameter rib/groove of outer ring
355,3 mm
rs - Minimum fillet radius
4 mm
Number of lubrication holes
3
b - Width of lubrication groove
19,63 mm
k - Diameter of lubrication hole
9 mm
Sleeve reference
H3148H
Bearing clearance
C3
Weight
64,72 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
2510 kN
C0 - Basic static load rating
3500 kN
Cu - Fatigue load limit
299 kN
e - Limiting value
0.29
Y0 - Static axial load factor
2.26
Y1 - Lower axial load factor
2.32
Y2 - Upper axial load factor
3.45
N ref - Reference thermal speed
1100 tr/min
N lim - Mechanical limiting speed
1600 tr/min
Tmin - Minimum operating temperature
-40 °C
Tmax - Maximum operating temperature
200 °C

LIMITS

da min - Minimum shoulder diameter IR
257 mm
db - Diameter minimum for sleeve
254 mm
Ce - Minimum sleeve length
11 mm
Da max - Maximum shoulder diameter OR
383 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.