d - 241,3 mm

D - 327,025 mm

T - 52,388 mm

B - 52,388 mm

C - 36,513 mm

a - 60 mm

r min. - 6,4 mm

r1 min. - 3,2 mm

da min. - 261 mm

Da min - 299 mm

Da max. - 314 mm

db max. - 259 mm

ra max. - 6,4 mm

rb max. - 3,2 mm

Db - 309 mm

Weight - 11,2 Kg

Basic dynamic load rating (C) - 468 kN

Basic static load rating (C0) - 930 kN

Calculation factor (e) - 0,41

Calculation factor (Y0) - 0,81

Calculation factor (Y1) - 1,48

• Model Number:8578/8520
• Inner Diameter：241,3mm Outer Diameter：327,025mm Width：52,388mm
• Type：Tapered Roller Bearings
• Update date：2025-12-15
• Application:oral medical device,instrumentation instrument,medical equipment,Broadcasting System,air purification,gantry processing,preservation equipment,Food testing,Grinding and polishing equipment,sewage pump,bathroom facilities
• Similar models:NTN T-8578/8520 NTN T-8578/8520D+A Timken NP897593/NP857890 CX 8578/8520 Timken 8578/8520B ISO 8578/8520 Timken 8578/8520 Timken NP455350/NP857890 KOYO 8578/8520 Timken 8578/8520CD+X2S-8578
• BEARING POWER International Trading Co.,Ltd. specialize in 8578/8520 products，there is large inventory of KOYO 8578/8520 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 8578/8520 Which KOYO 8578/8520 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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