PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 22260EMD1 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.

22260EMD1 specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
300 mm
D - Diameter outside
540 mm
B - Width
140 mm
d2 - Diameter rib of inner ring
0 mm
D1 - Diameter rib/groove of outer ring
469 mm
rs - Minimum fillet radius
5 mm
Number of lubrication holes
8
b - Width of lubrication groove
20 mm
k - Diameter of lubrication hole
12 mm
Bearing clearance
CN
Weight
134 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
3470 kN
C0 - Basic static load rating
4590 kN
Cu - Fatigue load limit
232 kN
e - Limiting value
0.25
Y0 - Static axial load factor
2.63
Y1 - Lower axial load factor
2.69
Y2 - Upper axial load factor
4
N lim - Oil lubrication limiting speed
1080 tr/min
N lim - Grease lubrication limiting speed
860 tr/min
Tmin - Minimum operating temperature
-40 °C
Tmax - Maximum operating temperature
200 °C

LIMITS

da min - Minimum shoulder diameter IR
320 mm
Da max - Maximum shoulder diameter OR
520 mm
ra max - Maximum fillet radius shaft & housing
5 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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