d - 71,438 mm

D - 136,525 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 - 118 mm

db - 81 mm

ra max. - 3,5 mm

da - 87 mm

Db - 125 mm

Weight - 2,54 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:644/632
• Inner Diameter：71,438mm Outer Diameter：136,525mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2023-03-04
• Application:medical Equipment,training beds etc,Flame Cutting,injection molding machine,Hydraulic Couplings,industry test,Warehouse Shelf Equipment,scientific instruments,chromatography,coupling type,instrument
• Similar models:NTN M276449/M276410G2 Timken 64450/64701X Timken 64452A/64700B KOYO HM266448/HM266410 NSK 64433/64700 Timken 942/932CD+X1S-64433 CX M276449/10 NTN M276449D/M276410/M276410DG2 Timken 64452A/64700D+X1S-64452 KOYO HM88644/HM88612
• BEARING POWER International Trading Co.,Ltd. specialize in 644/632 products，there is large inventory of NSK 644/632 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 644/632 Which NSK 644/632 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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