d - 33,338 mm

T - 25,4 mm

B - 25,357 mm

C - 20,638 mm

a - 16 mm

r min. - 0,8 mm

r1 min. - 3,2 mm

Da - 57 mm

db - 39 mm

da - 39,5 mm

Db - 62,5 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: 2581/2520
• Inner Diameter：33,338mm Outer Diameter：mm Width：25,357mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:orthodontic material,vertical processing,pump accessories,universal category,key lock,Spectrum Products,van,hanging clamp,agricultural testing and analysis equipment and related,metallurgical mold,impression material
• Similar models:ISO 2581/2523 Timken L225849/L225810 Timken NP258107/NP773051 Timken 2581/2523 Timken L225842/L225812D+L225842XA KOYO 2581/2520 Timken L225842/L225818 NTN 4T-L225849/L225810 KOYO L225849/L225810 Timken 2581/2523-S
• BEARING POWER International Trading Co.,Ltd. specialize in 2581/2520 products，there is large inventory of KOYO 2581/2520 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 2581/2520 Which KOYO 2581/2520 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
  24072	360	540	180	ISB	Spherical Roller Bearings
  32936/DF	180	250	90	SKF	Tapered Roller Bearings
  B38	71,438	113,51	28,58	INA	Thrust Ball Bearings
  5S-HSB920C	100	140	20	NTN	Angular Contact Ball Bearings
  7303BDB	17	47	14	NACHI	Angular Contact Ball Bearings
  7324DF	120	260	55	NTN	Angular Contact Ball Bearings
  ESPLE209	45			SNR	Bearing Units
  NK26/16	26	34	16	INA	Needle Roller Bearings
  M1051	15.875	20.638	7.940	KOYO	Needle Roller Bearings
  NU 313 ECP	140	65	33	SKF	Thrust Ball Bearings
  SL182934	170	218,45	36	NBS	Cylindrical Roller Bearings
  UKT207H	30			SNR	Bearing Units
  NU2905E	25	42	11	FAG	CYLINDRICAL ROLLER BEARINGS
  H2332	160	210		FAG	ADAPTERS
  B71905-C-2RS-P4S-UL	25	42	9	FAG	ANGULAR CONTACT BALL BEARINGS
  9309K	45	68	12	FAF	DEEP GROOVE BALL BEARINGS
  206-SX	30	62	16	MRC	DEEP GROOVE BALL BEARINGS
  HS318	90	120		SKF	ADAPTERS
  HM106T			60	SKF	WITHDRAWAL NUTS
  6011-RS	55	90	18	CONSOLIDATED	DEEP GROOVE BALL BEARINGS