d - 79,375 mm

D - 146,05 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

ra1 max. - 3,3 mm

a - 33,2 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 131 mm

db - 90 mm

ra max. - 3,5 mm

da - 96 mm

Db - 139 mm

Weight - 2,881 Kg

Basic dynamic load rating (C) - 207 kN

Basic static load rating (C0) - 296 kN

(Grease) Lubrication Speed - 2400 r/min

(Oil) Lubrication Speed - 3200 r/min

Calculation factor (e) - 0,41

Calculation factor (Y0) - 0,81

Calculation factor (Y1) - 1,5

• Model Number: 661/653
• Inner Diameter：79,375mm Outer Diameter：146,05mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-04-19
• Application:key lock,Laser Measurements,rock drilling machinery,Medical room equipment,hook,electronic components,office equipment,stamping die,Other Machine Tools,ultra-quiet generators,electrocardiograph
• Similar models:FBJ JM716648/JM716610 NACHI 661/653 AST JM716649/JM716610 Timken 661/654D NTN 4T-M86649/M86610 FBJ M86647/M86610 KOYO M86649R/M86610 KBC M86647/M86610 Timken 66187/66462D+X1S-66187 Fersa LM806649/LM806610
• BEARING POWER International Trading Co.,Ltd. specialize in 661/653 products，there is large inventory of NSK 661/653 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 661/653 Which NSK 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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  NKJS55	55	85	28	Torrington	NEEDLE BEARINGS
  6224NR	120	215	40	CONSOLIDATED	DEEP GROOVE BALL BEARINGS