d - 241,3 mm

D - 327,025 mm

T1 - 25,4 mm

B - 52,388 mm

C - 36,512 mm

R - 6,3 mm

a - 7,6 mm

D1 - 336,448 mm

Da - 305 mm

db - 264 mm

C2 - 9,525 mm

da - 253 mm

Weight - 11,62 Kg

Basic static load rating (C0) - 1070 kN

Factor (G1) - 1050,5

Factor (G2) - 172,4

Factor (K) - 1,44

Basic dynamic load rating (C90) - 134

Basic dynamic load rating (Ca90) - 93,3

Basic dynamic load rating (C1) - 517 kN

Calculation factor (e) - 0,41

Calculation factor (Y) - 1,48

• Model Number:8578/8520B
• Inner Diameter：241,3mm Outer Diameter：327,025mm Width：52,388mm
• Type：Tapered Roller Bearings
• Update date：2023-03-03
• Application:Internal thread type,extruder,Pneumatic Control Valves,food packaging,instrument,Dental Equipment,plastic rolling,wall industry,Display Devices,stamping die,magnetic elements
• Similar models:Timken 8578/8520CD+X2S-8578 Timken 8578/8520 Timken NP897593/NP857890 CX 8578/8520 ISO 8578/8520 KOYO 8578/8520 Timken NP455350/NP857890 NTN T-8578/8520D+A Timken 8578/8520B NTN T-8578/8520
• BEARING POWER International Trading Co.,Ltd. specialize in 8578/8520B products，there is large inventory of Timken 8578/8520B . We has been built up long-term cooperation with Timken company, could make a bulk order of the 8578/8520B Which Timken 8578/8520B 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
  2685/2631	23,812	66,421	23,812	Timken	Tapered Roller Bearings
  4304-2RS	20	52	21	FBJ	Deep Groove Ball Bearings
  51101 V/HR22Q2	24	12	9	SKF	Thrust Ball Bearings
  5S-2LA-HSE016ADG/GNP42	80	125	22	NTN	Angular Contact Ball Bearings
  7008UCDB/GHP4	40	68	30	NTN	Angular Contact Ball Bearings
  ASTEPBF 3034-37	30	34		AST	Plain Bearings
  F33KDD3	3,175	9,525	3,96	Timken	Deep Groove Ball Bearings
  LM272235/LM272210	457,2	615,95	85,725	Timken	Tapered Roller Bearings
  NJ 2328 ECML	300	140	102	SKF	Cylindrical Roller Bearings
  SL02-4914	70	100	30	NTN	Cylindrical Roller Bearings
  UCIP315	75		82	KOYO	Bearing Units
  UCIP324	120		126	NACHI	Bearing Units
  UKFL318+H2318	80			NACHI	Bearing Units
  VEB 20 7CE1	20	37	9	SNFA	Angular Contact Ball Bearings
  ZKLF2575-2Z	25	75	28	INA	Thrust Ball Bearings
  CFD-13/8	.5000	1.3750	.7500	McGill	ROLLER CAM FOLLOWERS
  NAXR2530	37	25		FAG (Old No.)	NEEDLE BEARINGS
  UCF211-32	2.0000			IPTCI	PILLOW BLOCKS
  1202	35	15	11	FED	DEEP GROOVE BALL BEARINGS
  KC100XPO	10.0000	10.7500	.3750	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS