d - 30,162 mm

T - 23,812 mm

B - 25,357 mm

C - 19,05 mm

a - 14,4 mm

r min. - 2,4 mm

r1 min. - 0,8 mm

Da - 64 mm

db - 36,5 mm

da - 40 mm

Db - 65 mm

Basic dynamic load rating (C) - 71,4 kN

Basic static load rating (C0) - 85,1 kN

Calculation factor (e) - 0,27

Calculation factor (Y0) - 1,21

Calculation factor (Y1) - 2,19

• Model Number:2558/2525
• Inner Diameter：30,162mm Outer Diameter：mm Width：25,357mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:joint protection,sawing machine,chamfer,instrumentation instrument,stamping die and its equipment,Seals,outdoor equipment,Power equipment,shoe-making machinery,Medical printer,Food testing
• Similar models:NSK 25580/25521 FBJ 2558/2523 NACHI 25580/25523 Fersa 25580/25521 NTN 4T-25580/25520 Timken 2558/2530 NTN 4T-2558/2523S CX 25582/25520 Timken 25580/25519 NACHI H-25580/H-25520
• BEARING POWER International Trading Co.,Ltd. specialize in 2558/2525 products，there is large inventory of KOYO 2558/2525 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 2558/2525 Which KOYO 2558/2525 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
  11306	30	72	52	KOYO	Self-Aligning Ball Bearings
  21315 EKW33+H315	65	160	37	ISB	Spherical Roller Bearings
  5205ZZ	25	52	20.6	NACHI	Angular Contact Ball Bearings
  6203-2RS2	17	40	12	NKE	Deep Groove Ball Bearings
  7010 CD/P4A	80	50	16	SKF	Angular Contact Ball Bearings
  AR 7 25 42	25	42	7	Timken	Needle Roller Bearings
  FWF-162127	16	21		NSK	Needle Roller Bearings
  GE70DO-2RS	70	105	49	ISO	Plain Bearings
  JM205149/JM205110A	50	90	28	Timken	Tapered Roller Bearings
  NA4864	320	400	80	NSK	Needle Roller Bearings
  NNC4928-V	140	190	50	NKE	Cylindrical Roller Bearings
  NU319	95	200	45	ISO	Cylindrical Roller Bearings
  NUP2056	280	420	82	CX	Cylindrical Roller Bearings
  UC215L3	75	130	77,8	KOYO	Deep Groove Ball Bearings
  UCC205	25		34,1	KOYO	Bearing Units
  NAPL207-20	1.2500			IPTCI	PILLOW BLOCKS
  FPAC900	9.0000	9.7500	.3750	SKF	ANGULAR CONTACT BALL BEARINGS
  RBNA222816	28		16	SKF (Old No.)	NEEDLE BEARINGS
  6301Z	12	37	12	STEYR	DEEP GROOVE BALL BEARINGS
  LER-159	7.1875		25.36	CONSOLIDATED	TRIPLE RING ALUMINUM SEALS FOR SAF TYPE PILLOW BLOCKS