d - 44,45 mm

D - 84,138 mm

T - 30,162 mm

B - 30,886 mm

C - 23,812 mm

ra1 max. - 3,3 mm

a - 10 mm

Da - 74 mm

db - 51 mm

ra max. - 3,5 mm

da - 57 mm

Db - 80 mm

Weight - 0,699 Kg

Basic dynamic load rating (C) - 94 kN

Basic static load rating (C0) - 117 kN

(Grease) Lubrication Speed - 4 400 r/min

(Oil) Lubrication Speed - 5 900 r/min

Calculation factor (e) - 0,31

Calculation factor (Y0) - 1,08

Calculation factor (Y2) - 1,96

• Model Number:4T-3578/3520
• Inner Diameter：44,45mm Outer Diameter：84,138mm Width：30,162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-17
• Application:Workpiece,Doppler,packaging materials,car steering pin,electronic materials,Tool,electromyography machine,electronic components,Cutting Machine,Digital Generator,Antenna Potentials
• Similar models:FBJ 3578/3526 FBJ 3578/3525 NACHI 3578R/3525 Fersa 3578/3525 KOYO 3578R/3520 KOYO 3578AR/3525 ISO 3578/3526 NACHI 3578/3525 Timken 3578A/3525 Timken 3578/3525B
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-3578/3520 products，there is large inventory of NTN 4T-3578/3520 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-3578/3520 Which NTN 4T-3578/3520 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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