d - 63,5 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 - 74 mm

ra max. - 3,5 mm

da - 81 mm

Db - 125 mm

Weight - 2,85 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-639/632
• Inner Diameter：63,5mm Outer Diameter：136,525mm Width：41,275mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:vertical sawing machine,Low-voltage electrical equipment,Grinding and polishing equipment,mechanical and electrical,surgical instruments,rehabilitation training equipment,instrument,wheel lathe,electronic components,metallurgical mold,Laser Measurements
• Similar models:NTN 4T-LL639249/LL639210 ISO J6392/27 Timken 639/632-B NSK 639/632 SKF 639114 NSK 639/633 SKF 639058 SKF 639062 SKF BT1B639416B/Q Timken LL639249/LL639210
• BEARING POWER International Trading Co.,Ltd. specialize in 4T-639/632 products，there is large inventory of NTN 4T-639/632 . We has been built up long-term cooperation with NTN company, could make a bulk order of the 4T-639/632 Which NTN 4T-639/632 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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