PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 22230EAKW33 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.

22230EAKW33 specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
150 mm
D - Diameter outside
270 mm
B - Width
73 mm
d2 - Diameter rib of inner ring
177,3 mm
D1 - Diameter rib/groove of outer ring
241,1 mm
rs - Minimum fillet radius
3 mm
Number of lubrication holes
3
b - Width of lubrication groove
15 mm
k - Diameter of lubrication hole
7 mm
Sleeve reference
H3130
Bearing clearance
CN
Weight
17,6 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
1080 kN
C0 - Basic static load rating
1220 kN
Cu - Fatigue load limit
118 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
2200 tr/min
N lim - Mechanical limiting speed
3000 tr/min
Tmin - Minimum operating temperature
-40 °C
Tmax - Maximum operating temperature
200 °C

LIMITS

da min - Minimum shoulder diameter IR
164 mm
db - Diameter minimum for sleeve
160 mm
Ce - Minimum sleeve length
15 mm
Da max - Maximum shoulder diameter OR
256 mm
ra max - Maximum fillet radius shaft & housing
2,5 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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