d - 140 mm

D - 250 mm

T - 45,75 mm

B - 42 mm

C - 36 mm

ra1 max. - 2,5 mm

a - 48,5 mm

r min. - 4 mm

r1 min. - 3 mm

da min. - 158 mm

Da min - 219 mm

Da max. - 236 mm

db max. - 163 mm

Db min. - 237 mm

ra max. - 3 mm

Sa - 7 mm

Sb - 9,5 mm

Weight - 9,26 Kg

Basic dynamic load rating (C) - 420 kN

Basic static load rating (C0) - 570 kN

(Grease) Lubrication Speed - 1 400 r/min

(Oil) Lubrication Speed - 1 900 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,76

Calculation factor (Y2) - 1,38

• Model Number: 30228U
• Inner Diameter：140mm Outer Diameter：250mm Width：45,75mm
• Type：Tapered Roller Bearings
• Update date：2025-12-17
• Application:lifting tackle,spectrometer,hydraulic pump,pressure control valve,meat products machine,Machine Tool Accessories,ECG,Gripper Swing,medical equipment,power source,Chromatography Products
• Similar models:SKF 30228T106J2/DB NACHI 30228 SNR 30228A NTN 430228X Timken X30228M/Y30228M ISO 30228 FAG 30228-A-N11CA FAG 30228-XL ISB 30228J/DFC100 NSK HR30228J
• BEARING POWER International Trading Co.,Ltd. specialize in 30228U products，there is large inventory of NTN 30228U . We has been built up long-term cooperation with NTN company, could make a bulk order of the 30228U Which NTN 30228U is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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