d - 69,85 mm

D - 136,525 mm

T - 41,275 mm

B - 41,275 mm

C - 31,75 mm

ra1 max. - 3,3 mm

a - 11,4 mm

Da - 118 mm

db - 80 mm

ra max. - 3,5 mm

da - 86 mm

Db - 125 mm

Weight - 2,63 Kg

Basic dynamic load rating (C) - 194 kN

Basic static load rating (C0) - 262 kN

(Grease) Lubrication Speed - 2 800 r/min

(Oil) Lubrication Speed - 3 800 r/min

Calculation factor (e) - 0,36

Calculation factor (Y0) - 0,91

Calculation factor (Y2) - 1,66

• Model Number: 4T-643/632
• Inner Diameter：69,85mm Outer Diameter：136,525mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:hydraulic pressure gauge,tapping machine,equipment,Traffic Fire Protection Equipment Security equipment,Laser Measurements,Switch,sanitation facilities,turret industry,electromagnetic clutch,Other machinery,spreader series
• Similar models:ISB L44643/610 Timken HM907643/HM907614 NTN 4T-NA643/632D FAG KL44643-L44610 FBJ M86643/M86610 FBJ HM907643/HM907614 Timken NP643665/NP577891/K157522 NTN 4T-M86643/M86610 NTN 4T-L44643/L44610 KOYO 47TS564335
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-643/632 products，there is large inventory of NTN 4T-643/632 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-643/632 Which NTN 4T-643/632 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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