d - 25.4 mm

D - 57.15 mm

T - 17.462 mm

B - 17.462 mm

C - 13.495 mm

a - 12.6 mm

r1 min. - 1.3 mm

r2 min. - 1.3 mm

r3 min. - 1.5 mm

r4 min. - 1.5 mm

Weight - 0.221 Kg

Basic dynamic load rating (C) - 39,5 kN

Basic static load rating (C0) - 45,5 kN

(Grease) Lubrication Speed - 6700 r/min

(Oil) Lubrication Speed - 9000 r/min

Calculation factor (e) - 0.35

Calculation factor (Y) - 1.7

Calculation factor (Y0) - 0.95

• Model Number: 15578/15520
• Inner Diameter：25.4mm Outer Diameter：57.15mm Width：17.462mm
• Type：Tapered Roller Bearings
• Update date：2025-04-19
• Application:altimeter etc,car shock absorber,Broadcasting System,Perfusion device,die casting mold,miscellaneous instruments,security equipment,standing experimental equipment,medical equipment,plastic rolling,Antenna Potentials
• Similar models:Fersa 15578/15520 Timken 15578/15523 ISO 15578/15523 FAG K15578-15520 KBC 15578/15520 SKF 15578/15520 FBJ 15578/15523 CX 15578/15523 Timken 15578/15520 NTN 4T-15578/15520
• BEARING POWER International Trading Co.,Ltd. specialize in 15578/15520 products，there is large inventory of KBC 15578/15520 . We has been built up long-term cooperation with KBC company, could make a bulk order of the 15578/15520 Which KBC 15578/15520 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
  22320 KCW33+AH2320	100	215	73	ISO	Spherical Roller Bearings
  32221	105	190	53	ISB	Tapered Roller Bearings
  46176/46368	44,45	93,662	31,75	Timken	Tapered Roller Bearings
  6307-ZZ	35	80	21	CYSD	Deep Groove Ball Bearings
  7230B	150	270	45	NACHI	Angular Contact Ball Bearings
  81132	160	200		CX	Thrust Roller Bearings
  89413	65	140		ISO	Thrust Roller Bearings
  KGHK10-B-PP-AS	10			INA	Bearing Units
  LBCT 30 A-2LS	30	47	68	SKF	Linear Bearings
  MF137-2Z	7	13	4	ZEN	Deep Groove Ball Bearings
  NKXR17T2Z+IR14×17×17	14	31		NTN	Complex Bearings
  RB208	40	80	49,2	KOYO	Deep Groove Ball Bearings
  UCFS315	75			KOYO	Bearing Units
  UCFL207	35			FYH	Bearing Units
  61810-2RS1	50	65	7	SKF	DEEP GROOVE BALL BEARINGS
  NF403	17	62	17	STEYR	CYLINDRICAL ROLLER BEARINGS
  94112	.5000	1.0000	.7500	RBC	JOURNAL ROLLER ASSEMBLIES
  92x110x10mm	92	110	10	CONSOLIDATED	OIL SEALS
  GEH-100ES-2RS	100	160	85	CONSOLIDATED	SPHERICAL PLAIN BEARINGS
  HMV-118M			85	CONSOLIDATED	HYDRAULIC NUTS