PRODUCT INFORMATION

Description and selection guidance

NTN Bearing K89310 belongs to the Cylindrical Roller Thrust 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.

K89310 specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
Dw - Rolling-element diameter
8 mm
Dc1 - Roller-cage bore diameter
50 mm
Dc - Roller-cage outside diameter
95 mm
Bearing inner ring WS
WS89310
Bearing outer ring GS
GS89310
Ea - Roller reference outside diameter
90,4 mm
Eb - Roller reference inside diameter
58 mm
Cage assembly weight
0,18 kg

PRODUCT PERFORMANCE

Ca - Dynamic axial load rating
125 kN
C0a - Static axial load rating
445 kN
Cua - Axial load limit
54 kN
N lim - Grease lubrication limiting speed
800 tr/min
N lim - Oil lubrication limiting speed
3200 tr/min
Tmin - Minimum operating temperature
-20 °C
Tmax - Maximum operating temperature
120 °C
NTN ITEM SUPPORT

Send the current item and operating conditions.

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