d - 42,862 mm

D - 82,931 mm

T - 23,812 mm

B - 25,4 mm

C - 19,05 mm

ra1 max. - 0,8 mm

a - 17,6 mm

r min. - 2,3 mm

r1 min. - 0,8 mm

Da - 74 mm

db - 49,5 mm

ra max. - 2,3 mm

da - 53 mm

Db - 77 mm

Weight - 0,586 Kg

Basic dynamic load rating (C) - 76,5 kN

Basic static load rating (C0) - 99 kN

(Grease) Lubrication Speed - 4500 r/min

(Oil) Lubrication Speed - 6000 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y1) - 1,8

• Model Number: 25578/25520
• Inner Diameter：42,862mm Outer Diameter：82,931mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-04-23
• Application:Food testing,industrial fans,vacuum filter,Broadcasting System,root canal filling,Traffic Fire Protection Equipment Security equipment,Animal Tracking,security,equipment and,electronic components,coal mill
• Similar models:KOYO 25578/25523 Timken 25578/25523 Timken 25578/25520 NTN 4T-25578/25520 ISO 25578/25520 NSK 25578/25520 CX 25578/25520 Fersa 25578/25523 Timken 25578/25520D+X1S-25578 Fersa 25578/25520
• BEARING POWER International Trading Co.,Ltd. specialize in 25578/25520 products，there is large inventory of NSK 25578/25520 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 25578/25520 Which NSK 25578/25520 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
  22324 ACKMBW33	120	260	86	MPZ	Spherical Roller Bearings
  31320-X-N11CA-A120-160	100	215	113	FAG	Tapered Roller Bearings
  30BG04S34-2DL	30	46	16	NACHI	Angular Contact Ball Bearings
  396040	55	120	52,2	SKF	Needle Roller Bearings
  3NCHAR016C	80	125	22	KOYO	Angular Contact Ball Bearings
  7309 B-UO	45	100	50	CX	Angular Contact Ball Bearings
  B-67	9,525	14,288	11,13	NSK	Needle Roller Bearings
  K3x5x7TN	3	5		SKF	Needle Roller Bearings
  KBK14X18X15.8	14,000	18,000		NTN	Needle Roller Bearings
  N409	45	120	29	KOYO	Cylindrical Roller Bearings
  NJ214-E-M6	70	125	24	NKE	Cylindrical Roller Bearings
  NU2207 ET	35	72	23	NSK	Cylindrical Roller Bearings
  NU2210	50	90	23	FBJ	Cylindrical Roller Bearings
  NU2218 E	90	160	40	CX	Cylindrical Roller Bearings
  VEX 75 7CE3	75	115	20	SNFA	Angular Contact Ball Bearings
  STF900RV1216g	900	1220	810	NSK	Cylindrical Roller Bearings
  S6204-2TS	20	47	14	ZEN	Deep Groove Ball Bearings
  TLAM 810	8	12	10	IKO	Needle Roller Bearings
  L10SG500.2RSD	5.0000	5.7500	.5000	FAG	DEEP GROOVE BALL BEARINGS
  SD-31489"	9.0000			CONSOLIDATED	PILLOW BLOCKS