d - 25,4 mm

T - 17,462 mm

B - 17,462 mm

C - 13,495 mm

a - 12,7 mm

r min. - 1,2 mm

r1 min. - 1,6 mm

Da - 51 mm

db - 30,5 mm

da - 32,5 mm

Db - 53 mm

Basic dynamic load rating (C) - 37,8 kN

Basic static load rating (C0) - 42,7 kN

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,95

Calculation factor (Y1) - 1,73

• Model Number:15578/15520
• Inner Diameter：25,4mm Outer Diameter：mm Width：17,462mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:welding equipment,packaging machinery,food add,inorganic chemical,DC generators,Industrial equipment,agricultural testing and analysis equipment and related,air purification,switch,paper processing machine,dynamic blood pressure
• Similar models:SKF 15578/15520 KBC 15578/15520 FAG K15578-15520 Fersa 15578/15520 Timken 15578/15520-B NSK 15578/15520 ISB 15578/15520 NTN 4T-15578/15520 NTN 4T-15578/15523 ISO 15578/15523
• BEARING POWER International Trading Co.,Ltd. specialize in 15578/15520 products，there is large inventory of KOYO 15578/15520 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 15578/15520 Which KOYO 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
  240/530R	530	780	250	KOYO	Spherical Roller Bearings
  2LA-HSE917ADG/GNP42	85	120	18	NTN	Angular Contact Ball Bearings
  30226 A	130	230	43,75	CX	Tapered Roller Bearings
  32248 J3	440	240	127	SKF	Tapered Roller Bearings
  413152	260	440	144	NTN	Tapered Roller Bearings
  4T-661/653	77,788	146,05	41,275	NTN	Tapered Roller Bearings
  6207ZZ	35	72	17	NTN	Deep Groove Ball Bearings
  6919VV	95	130	18	NSK	Deep Groove Ball Bearings
  71909 ATBP4	45	68	12	CX	Angular Contact Ball Bearings
  EGB1615-E50	16	18	15	INA	Plain Bearings
  FJLTT-2226	22	29	26	NSK	Needle Roller Bearings
  LLRJ10.1/2	266,7	422,275	57,15	RHP	Cylindrical Roller Bearings
  LM451349/LM451310	266,7	355,6	57,15	Timken	Tapered Roller Bearings
  NUP 204	20	47	14	SIGMA	Cylindrical Roller Bearings
  RC4872	360	440	80	NACHI	Cylindrical Roller Bearings
  RNA69/22	28	39	30	NSK	Needle Roller Bearings
  RNAF18x30x12	30		12	FAG (Old No.)	NEEDLE BEARINGS
  94322	.7500	1.2500	1.3750	BERLISS	JOURNAL ROLLER ASSEMBLIES
  SCE168			.5000	INA	NEEDLE BEARINGS
  6030	150	225	35	SKF	DEEP GROOVE BALL BEARINGS