d - 53,975 mm

D - 123,825 mm

T - 38,1 mm

B - 36,678 mm

C - 30,162 mm

R - 3,6 mm

r - 3,3 mm

a - -9,4 mm

Da - 116 mm

db - 71 mm

da - 65 mm

Db - 109 mm

Aa - 3,1 mm

Ab - 1,2 mm

Weight - 2,23 Kg

Basic static load rating (C0) - 248 kN

Factor (G1) - 91

Factor (G2) - 21,1

Factor (Cg) - 0,0302

Factor (K) - 1,69

Basic dynamic load rating (C90) - 45,8

Basic dynamic load rating (Ca90) - 27,1

Basic dynamic load rating (C1) - 177 kN

Calculation factor (e) - 0,35

Calculation factor (Y) - 1,73

• Model Number:557S/552A
• Inner Diameter：53,975mm Outer Diameter：123,825mm Width：38,1mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:test strip,magnetic elements,Processing machinery,pump industry,sucker industry,Forging machine,construction machinery and equipment,electronic materials,paper processing machine,garbage disposal,Hydraulic Hose
• Similar models:NACHI 25577/25523 Timken NP855754/NP706096 ISO 25570/25520 ISO 557S/552A AST 25572/25520 Timken 15579X/15520 Fersa 25576/25520 Timken 557-S/553-BA SKF 25577/2/25523/2/Q Fersa 25578/25520
• BEARING POWER International Trading Co.,Ltd. specialize in 557S/552A products，there is large inventory of Timken 557S/552A . We has been built up long-term cooperation with Timken company, could make a bulk order of the 557S/552A Which Timken 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  24124 EK30W33+AH24124	115	200	80	ISB	Spherical Roller Bearings
  4T-24780/24721	41,275	76,2	25,4	NTN	Tapered Roller Bearings
  53203U	17	35	13,2	KOYO	Thrust Ball Bearings
  53336U	180	300	109	NACHI	Thrust Ball Bearings
  7336 BDT	180	380	150	ISO	Angular Contact Ball Bearings
  DF07A36	35,000	72,000	28,000	NTN	Angular Contact Ball Bearings
  GBR 122016 U	19,05	31,75	25,4	IKO	Needle Roller Bearings
  HK202818	20	28	18	ISO	Cylindrical Roller Bearings
  JLM820048/JLM820012	100	150	32	Timken	Tapered Roller Bearings
  K 65x70x30	65	70		NBS	Needle Roller Bearings
  LBE 40 AJ	40			AST	Linear Bearings
  ML71912CVDUJ74S	60	85	13	SNR	Angular Contact Ball Bearings
  N 328	140	260	62	NACHI	Cylindrical Roller Bearings
  NJ 320	100	215	47	ISB	Cylindrical Roller Bearings
  P 20 FM	20			SKF	Bearing Units
  SR10-2Z	15,875	34,925	8,733	ZEN	Deep Groove Ball Bearings
  SNP3156x260	280	350		SKF	ADAPTERS
  33209	45	85	32	SNR	TAPERED ROLLER BEARINGS
  SL045010PP	50	80	40	INA	CYLINDRICAL ROLLER BEARINGS
  NJ238	190	340	55	SKF	CYLINDRICAL ROLLER BEARINGS