d - 44,45 mm

D - 82,931 mm

T - 23,812 mm

B - 25,4 mm

C - 19,05 mm

ra1 max. - 0,8 mm

a - 6,2 mm

Da - 74 mm

db - 50 mm

ra max. - 3,5 mm

da - 57 mm

Db - 77 mm

Weight - 0,56 Kg

Basic dynamic load rating (C) - 76 kN

Basic static load rating (C0) - 98 kN

(Grease) Lubrication Speed - 4 500 r/min

(Oil) Lubrication Speed - 6 000 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 0,99

Calculation factor (Y2) - 1,79

• Model Number:4T-25580/25520
• Inner Diameter：44,45mm Outer Diameter：82,931mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:industrial skin care,aerial work platform,Machine tool accessories,oral medical device,economic mold,Cylinder Micro,magnetic elements,cleaners,office equipment,training beds etc,diagnostic test paper
• Similar models:FBJ 25580/25520 ISO 25580/25522 ISB 25580/25520 Timken 25580/25521-B Fersa 25580/25522 NACHI H-25580/H-25520 NTN 4T-25580/25523 PFI 25580/20 SKF 25580/25520/Q Timken 25580/25526
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-25580/25520 products，there is large inventory of NTN 4T-25580/25520 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-25580/25520 Which NTN 4T-25580/25520 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
  126084X/126133X	84,138	133,35	30,16	Gamet	Tapered Roller Bearings
  22316-E-K-W33	80	170	58	NKE	Spherical Roller Bearings
  7812CDF	60	78	10	CYSD	Angular Contact Ball Bearings
  52420X	100	210	150	NSK	Thrust Ball Bearings
  74500/74850	127	215,9	47,625	KOYO	Tapered Roller Bearings
  AXK 90120	90	120	4	NBS	Needle Roller Bearings
  CX209				CX	Wheel Bearings
  NK55/25	55	68	25	FBJ	Needle Roller Bearings
  NU 12/630	630	1150	230	ISB	Cylindrical Roller Bearings
  NU310	50	110	27	KOYO	Cylindrical Roller Bearings
  RRTY15	15			NKE	Bearing Units
  UCFS309-28	44,45			KOYO	Bearing Units
  WC8510	50	90	1.0236	New Departure	DEEP GROOVE BALL BEARINGS
  RTL24			.3125	INA	THRUST ROLLER BEARINGS
  SD-3138	6.7500			FAG	PILLOW BLOCKS
  NBC10709	4.2500	5.0000	.3750	NSK	DEEP GROOVE BALL BEARINGS
  FYCRS-35	35	72	29	NSK	NEEDLE BEARINGS
  6204Z	20	47	14	STEYR	DEEP GROOVE BALL BEARINGS
  200RN02	200	360	58	Torrington	CYLINDRICAL ROLLER BEARINGS
  RNA-6908	62		40	CONSOLIDATED	NEEDLE BEARINGS