d - 53,975 mm

D - 123,825 mm

T - 38,1 mm

B - 36,678 mm

C - 30,162 mm

ra1 max. - 3,3 mm

a - 28,8 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 109 mm

db - 65 mm

ra max. - 3,5 mm

da - 71 mm

Db - 116 mm

Weight - 2,254 Kg

Basic dynamic load rating (C) - 161 kN

Basic static load rating (C0) - 221 kN

(Grease) Lubrication Speed - 3000 r/min

(Oil) Lubrication Speed - 4000 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,95

Calculation factor (Y1) - 1,7

• Model Number: 557S/552A
• Inner Diameter：53,975mm Outer Diameter：123,825mm Width：38,1mm
• Type：Tapered Roller Bearings
• Update date：2025-04-21
• Application:Broadcasting System,security,Pneumatic Control Elements,agriculture,cleaners,Chromatography Products,roller lathe,transistor fittings,industry test,Security Equipment,altimeter etc
• Similar models:FAG F-805576.02 PFI 15578/20 NTN 4T-5578/5535 KOYO 15572/15520 FBJ 25578/25520 KOYO 557S/552A Timken 25577/25520 NSK 25578/25523 Fersa 25578/25522 NSK 557S/552A
• BEARING POWER International Trading Co.,Ltd. specialize in 557S/552A products，there is large inventory of NSK 557S/552A . We has been built up long-term cooperation with NSK company, could make a bulk order of the 557S/552A Which NSK 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
  231/560 EKW33+OH31/560	530	920	280	ISB	Spherical Roller Bearings
  24038CJ	190	290	100	Timken	Spherical Roller Bearings
  7020 ACD/P4A	150	100	24	SKF	Angular Contact Ball Bearings
  7044 ADF	220	340	112	ISO	Angular Contact Ball Bearings
  74500/74851CD+X2S-74500	127	215,9	106,362	Timken	Tapered Roller Bearings
  AST850SM 2215	22	25		AST	Plain Bearings
  HCS71908-C-T-P4S	40	62	12	FAG	Angular Contact Ball Bearings
  HH221447/HH221410	99,982	190,5	57,15	Timken	Tapered Roller Bearings
  HSS71928-C-T-P4S	140	190	24	FAG	Angular Contact Ball Bearings
  NF 232	160	255	48	NSK	Cylindrical Roller Bearings
  NP30/1320	1320	1850	400	CX	Cylindrical Roller Bearings
  WJ-323820	50.800	60.325		KOYO	Needle Roller Bearings
  SIZP12S	12,7			LS	Plain Bearings
  YAR206-102-2F	28,575	62	38,1	SKF	Deep Groove Ball Bearings
  53418U				FAG	THRUST BALL BEARINGS WITH SPHERICAL SEATING RING
  NF314	70	150	35	SKF	CYLINDRICAL ROLLER BEARINGS
  MJ-23/4	2.7500	6.2500	1.3750	RHP	DEEP GROOVE BALL BEARINGS
  7012TGP/4	60	95	18	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  NA-4913	65	90	25	CONSOLIDATED	NEEDLE BEARINGS
  KD-45ARO	4.5000	5.5000	.5000	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS