d - 74,612 mm

D - 139,992 mm

T - 36,512 mm

B - 36,098 mm

C - 28,575 mm

a - 31 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 91 mm

Da - 125 mm

db min - 85 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 133 mm

Weight - 2,469 Kg

Basic dynamic load rating (C) - 175 kN

Basic static load rating (C0) - 262 kN

(Grease) Lubrication Speed - 2700 r/min

(Oil) Lubrication Speed - 3600 r/min

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y1) - 1,49

• Model Number:577R/572
• Inner Diameter：74,612mm Outer Diameter：139,992mm Width：36,512mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:Digital Generator,wall industry,construction machinery and equipment,Cutting Machine,Industrial equipment,Cylinder Type,security equipment,other processing,equipment and,agrochemical,Hair styling device
• Similar models:FBJ 577/572 Timken 25577/25519 Fersa 3577/3520 Timken 25577/25522 NTN 4T-25577/25521 Fersa 25577/25522 NSK 25577/25521 Fersa 25577/25520 SKF 25577/2/25523/2/Q NACHI 577/572
• BEARING POWER International Trading Co.,Ltd. specialize in 577R/572 products，there is large inventory of KOYO 577R/572 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 577R/572 Which KOYO 577R/572 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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  3216-2RS	80	140	44,4	ISB	Angular Contact Ball Bearings
  4212ZZ	60	110	28	FBJ	Deep Groove Ball Bearings
  4T-46790/46720D+A	165,1	225,425	85,725	NTN	Tapered Roller Bearings
  6807ZZ	35	47	7	NSK	Deep Groove Ball Bearings
  6912-RZ	60	85	13	CYSD	Deep Groove Ball Bearings
  7322	110	240	50	NACHI	Angular Contact Ball Bearings
  7948	240	320	38	NTN	Angular Contact Ball Bearings
  B7015-C-2RSD-T-P4S	75	115	20	FAG	Angular Contact Ball Bearings
  BT2B 328371/HA6	1066,8	812,8	190,5	SKF	Tapered Roller Bearings
  D4	17,463	34,138	14,3	INA	Thrust Ball Bearings
  L879946/10	609,396	762	95,25	CX	Tapered Roller Bearings
  MUCP208	40		49.2	NACHI	Bearing Units
  NUP 2316	80	170	58	ISB	Cylindrical Roller Bearings
  UCFL209	45			FYH	Bearing Units
  UKP212	55		69,8	KOYO	Bearing Units
  NK17/16	25		16	FAG	NEEDLE BEARINGS
  302KDD	15	42	13	FAF	DEEP GROOVE BALL BEARINGS
  MCS146	230	370	53	Rollway (Bronze Cage)	CYLINDRICAL ROLLER BEARINGS
  K-30x36x14	30	36	14	CONSOLIDATED	NEEDLE BEARINGS
  H-321x95	105	140		CONSOLIDATED	ADAPTERS