d - 49,987 mm

D - 89,98 mm

T - 24,75 mm

B - 25,4 mm

C - 19,987 mm

R - 2,3 mm

r - 2,3 mm

a - -4,8 mm

Da - 86 mm

db - 60 mm

da - 56 mm

Db - 81 mm

Aa - 1,4 mm

Ab - 1 mm

Weight - 0,67 Kg

Basic static load rating (C0) - 130 kN

Factor (G1) - 46,4

Factor (G2) - 18,9

Factor (Cg) - 0,0236

Factor (K) - 1,55

Basic dynamic load rating (C90) - 23,7

Basic dynamic load rating (Ca90) - 15,3

Basic dynamic load rating (C1) - 91,6 kN

Calculation factor (e) - 0,38

Calculation factor (Y) - 1,59

• Model Number: 28579/28520
• Inner Diameter：49,987mm Outer Diameter：89,98mm Width：24,75mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:Display Devices,Broadcasting System,Equipment,Other machinery,top industry,PVC,surgical instruments,Cylinder Special,Gripper Swing,Forging machine,sleep monitoring
• Similar models:Timken 28579/28521 Timken 28579/28521B KOYO 28579R/28521 Fersa 28579/28520 NTN 4T-28579/28521 ISO 28579/28520 Timken 28579/28520 CX 28579/28521 CX 28579/28520 FBJ 28579/28521
• BEARING POWER International Trading Co.,Ltd. specialize in 28579/28520 products，there is large inventory of Timken 28579/28520 . We has been built up long-term cooperation with Timken company, could make a bulk order of the 28579/28520 Which Timken 28579/28520 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.

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  1641-ZZ	25,4	50,8	14,288	CYSD	Deep Groove Ball Bearings
  32328 A	140	300	107,75	CX	Tapered Roller Bearings
  342S/332	42,875	80	21	ISO	Tapered Roller Bearings
  554/553X	61.912	122.238	38.100	NACHI	Tapered Roller Bearings
  71930HVUJ74	150	210	28	SNR	Angular Contact Ball Bearings
  K44X50X22	44	50		Timken	Needle Roller Bearings
  NCS4424	69,85	88,9	38,1	INA	Needle Roller Bearings
  MT1.1/8	28,575	57,15	22,225	RHP	Thrust Ball Bearings
  RNAF 183012	18	30	12	IKO	Needle Roller Bearings
  23056B.MB	280	420	106	FAG	SPHERICAL ROLLER BEARINGS
  7380B.MP.U(A/O)	400	820	136	FAG	ANGULAR CONTACT BALL BEARINGS
  NU1048	240	360	56	STEYR	CYLINDRICAL ROLLER BEARINGS
  RMS-6-2Z	.7500	2.0000	.6875	SKF	DEEP GROOVE BALL BEARINGS
  NBX10725	4.2500	6.2500	1.0000	NSK	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  LS-291/2	11.5000	18.0000	2.3750	NH	DEEP GROOVE BALL BEARINGS
  KR22PP	10	22	12	SKF	NEEDLE BEARINGS
  6209-RS	85	45	19	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  45x72x8mm	45	72	8	CONSOLIDATED	OIL SEALS
  200x240x15mm	200	240	15	CONSOLIDATED	OIL SEALS
  NKX-20-Z	30	20		CONSOLIDATED	NEEDLE BEARINGS