d - 53.975 mm

D - 123.825 mm

T - 38.100 mm

B - 36.678 mm

C - 30.162 mm

a - 9.2 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 2,25 Kg

Basic dynamic load rating (C) - 149000 kN

Basic static load rating (C0) - 197000 kN

(Grease) Lubrication Speed - 3000 r/min

(Oil) Lubrication Speed - 4100 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：38.100mm
• Type：Tapered Roller Bearings
• Update date：2025-04-20
• Application:electric pump,fruit and vegetable processing,experimental equipment,Digital Generator,Chromatography Products,pneumatic,mobile toilet,comprehensive experiment,glass processing machine,standing experimental equipment,medical equipment
• Similar models:NTN 4T-25577/25522 KOYO 557S/552A Timken 557-S/553-BA FBJ 25577/25520 Fersa 25576/25520 ISO 557S/552A SKF 15578/15520 NSK 25578/25523 CX 15578/15523 SKF 25577/2/25523/2/Q
• BEARING POWER International Trading Co.,Ltd. specialize in 557S/552A products，there is large inventory of NACHI 557S/552A . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 557S/552A Which NACHI 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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