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：2025-12-13
• Application:car,Dental Drill etc,outdoor equipment,electromyography machine,Gear grinding machine,Textile Industry Accessories and Accessories,sucker industry,Garment Accessories,medical treatment,electrocardiograph,preservation equipment
• Similar models:Timken 25577/25520 Timken 25572/25520 NSK 25578/25523 KOYO 15578/15520 Timken 5577/5535 FAG K15578-15520 Timken NP755290/NP552557 KOYO 25572/25520 Timken 557-S/552D+X1S-557-S NSK 25577/25523
• 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.

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  89308-TV	40	78	22	INA	Thrust Roller Bearings
  AXK4060	40	60	3	Timken	Needle Roller Bearings
  FYT 1.1/2 TF	38,1		49,2	SKF	Bearing Units
  NA6912-2RS	60	85	45	CRAFT	Needle Roller Bearings
  NN3056-AS-K-M-SP	280	420	106	INA	Cylindrical Roller Bearings
  NUP2305 ET	25	62	24	NSK	Cylindrical Roller Bearings
  PCM 18018580 E	180	185	80	SKF	Plain Bearings
  RNA5905	30	42	23	NSK	Needle Roller Bearings
  6205Z	25	52	15	FAG	DEEP GROOVE BALL BEARINGS
  LS-7-FF	.6250	1.5625	.4375	FED	DEEP GROOVE BALL BEARINGS
  RL-4	.5000	1.3125	.3750	FBC	SELF
  22228	140	250	68	Torrington	SPHERICAL ROLLER BEARINGS
  NU-1036	180	280	46	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  63809	45	58	10	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  SAF-315..BALL	3.4375	2.8125		CONSOLIDATED	PILLOW BLOCKS