d - 63.500 mm

D - 130.175 mm

T - 41.275 mm

B - 41.275 mm

C - 31.750 mm

a - 11.2 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 2,495 Kg

Basic dynamic load rating (C) - 183000 kN

Basic static load rating (C0) - 246000 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: 639/633
• Inner Diameter：63.500mm Outer Diameter：130.175mm Width：41.275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:tower crane,Industrial Adhesive,welding equipment,ship special,office equipment,ECG,Hydraulic Couplings,intermediate,ventilation heating equipment,car and accessories,sleep monitoring
• Similar models:KOYO 46392 ISB LL639249/210 Timken 639/632D+X2S-639 Timken 639/633 KOYO HM907639/HM907614 FBJ 639/632 KOYO 46392A ISO LL639249/10 Timken 639/633X KOYO 46396A
• BEARING POWER International Trading Co.,Ltd. specialize in 639/633 products，there is large inventory of NACHI 639/633 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 639/633 Which NACHI 639/633 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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