d - 69,85 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. - 3,5 mm

r1 min. - 3,3 mm

Da - 116 mm

db - 80 mm

ra max. - 3,5 mm

da - 86 mm

Db - 124 mm

Weight - 2,272 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:643/633
• Inner Diameter：69,85mm Outer Diameter：130,175mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-17
• Application:mechanical and electrical,engineering machine,Oral Image,plastic molding,key lock,disposable,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,bathroom facilities,plastic rolling,Forging machine,tube
• Similar models:Timken 643/633 Timken L44643X/L44610-L44600LA NSK L44643/L44610 Timken L44643/L44610-L44600LA NACHI H-L44643R/H-L44610 KOYO 47TS564335 FBJ L44643/L44610 ISO 643/632 ISB L44643/610 Gamet 306431X/306571X
• BEARING POWER International Trading Co.,Ltd. specialize in 643/633 products，there is large inventory of NSK 643/633 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 643/633 Which NSK 643/633 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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