d - 79,375 mm

D - 146,05 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

a - 33,4 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 96 mm

Da - 131 mm

db min - 90 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 139 mm

Weight - 2,92 Kg

Basic dynamic load rating (C) - 208 kN

Basic static load rating (C0) - 301 kN

(Grease) Lubrication Speed - 2600 r/min

(Oil) Lubrication Speed - 3400 r/min

Calculation factor (e) - 0,41

Calculation factor (Y0) - 0,81

Calculation factor (Y1) - 1,47

• Model Number: 661/653
• Inner Diameter：79,375mm Outer Diameter：146,05mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-09
• Application:Garment Accessories,insect experimental analysis instrument,Spectrum Products,industrial fans,generator,special broaching machine,vacuum suction cup,Medical printer,Die,hydraulic connector,security equipment
• Similar models:Timken 661/652 FBJ JM716649/JM716610 NTN HM746646/HM746610D+A Timken 661/654D KBC M86647/M86610 Timken M86647/M86610 SKF 330661E/C475 KBC M86649/M86610 Timken M86643/M86610 CX 661/653
• BEARING POWER International Trading Co.,Ltd. specialize in 661/653 products，there is large inventory of KOYO 661/653 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 661/653 Which KOYO 661/653 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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