d - 71,438 mm

D - 130,175 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

ra1 max. - 3,3 mm

a - 29,9 mm

r min. - 6,4 mm

r1 min. - 3,3 mm

Da - 116 mm

db - 81 mm

ra max. - 6,4 mm

da - 93 mm

Db - 124 mm

Weight - 2,202 Kg

Basic dynamic load rating (C) - 195 kN

Basic static load rating (C0) - 263 kN

(Grease) Lubrication Speed - 2800 r/min

(Oil) Lubrication Speed - 3800 r/min

Calculation factor (e) - 0,36

Calculation factor (Y0) - 0,91

Calculation factor (Y1) - 1,7

• Model Number: 645/633
• Inner Diameter：71,438mm Outer Diameter：130,175mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-17
• Application:transistor fittings,Antenna Potentials,ship special,Leather Products,Vertical pull,Spectrum Products,Industrial,test equipment,insect experimental analysis instrument,Performance test,sleep monitoring
• Similar models:NSK 645/633 Timken 6459/6424 NACHI 645/632 Timken L44645/L44613 Timken 645/632-B NSK 6455/6420 Timken 6454/6420 ISO HM746645/10 Timken 6455/6420 Timken 6459/6420
• BEARING POWER International Trading Co.,Ltd. specialize in 645/633 products，there is large inventory of NSK 645/633 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 645/633 Which NSK 645/633 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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