d - 90 mm

T - 53,975 mm

B - 55,1 mm

C - 44,45 mm

a - 41 mm

r min. - 3 mm

r1 min. - 3 mm

Da - 141 mm

db - 98 mm

da - 102 mm

Db - 153,5 mm

Basic dynamic load rating (C) - 316 kN

Basic static load rating (C0) - 471 kN

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y1) - 1,5

• Model Number:6581XR/6525X
• Inner Diameter：90mm Outer Diameter：mm Width：55,1mm
• Type：Tapered Roller Bearings
• Update date：2025-12-11
• Application:Safety protection,Hydraulic Rama,ventilation equipment,Gripper Swing,Generator,magnetic elements,Other Machine Tools,bathroom facilities,mobile toilet,product accessories,Low-voltage electrical equipment
• Similar models:NTN 4T-6581X/6535 NTN 4T-6581X/6525X Timken 6581X/6535 KOYO 6581XR/6525X Timken 6581X/6525X KOYO 6581XR/6535
• BEARING POWER International Trading Co.,Ltd. specialize in 6581XR/6525X products，there is large inventory of KOYO 6581XR/6525X . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 6581XR/6525X Which KOYO 6581XR/6525X 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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  6403-2RS	17	62	17	CONSOLIDATED	DEEP GROOVE BALL BEARINGS