d - 53,975 mm

D - 123,825 mm

T - 38,1 mm

B - 36,678 mm

C - 30,162 mm

a - 28,7 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 71 mm

Da - 109 mm

db min - 65 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 116 mm

Weight - 2,226 Kg

Basic dynamic load rating (C) - 162 kN

Basic static load rating (C0) - 223 kN

(Grease) Lubrication Speed - 3200 r/min

(Oil) Lubrication Speed - 4200 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,95

Calculation factor (Y1) - 1,73

• Model Number: 557S/552A
• Inner Diameter：53,975mm Outer Diameter：123,825mm Width：38,1mm
• Type：Tapered Roller Bearings
• Update date：2025-04-24
• Application:cooling system,hardware,medical equipment,food / grain / food equipment,container finishing,motor,enzyme,Chromatography Products,relay,standing experimental equipment,Technical Equipment
• Similar models:SKF 15578/15520 PFI 15578/20 FBJ 25578/25520 Fersa 15578/15520 KOYO 5577R/5535 Timken 25570/25520 Timken 25578/25520D+X1S-25578 KOYO 15572/15520 Timken 15578/15520 NACHI 25577/25521
• BEARING POWER International Trading Co.,Ltd. specialize in 557S/552A products，there is large inventory of KOYO 557S/552A . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 557S/552A Which KOYO 557S/552A 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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