d - 58.738 mm

D - 112.712 mm

T - 30.162 mm

B - 30.048 mm

C - 23.812 mm

a - 4.5 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 1,35 Kg

Basic dynamic load rating (C) - 118000 kN

Basic static load rating (C0) - 172000 kN

(Grease) Lubrication Speed - 3200 r/min

(Oil) Lubrication Speed - 4300 r/min

Calculation factor (e) - 0.40

Calculation factor (Y0) - 0.82

Calculation factor (Y1) - 1.5

• Model Number: 3981/3920
• Inner Diameter：58.738mm Outer Diameter：112.712mm Width：30.162mm
• Type：Tapered Roller Bearings
• Update date：2025-12-13
• Application:special broaching machine,oral medical device,Pneumatic Control Elements,garbage disposal,hydraulic cylinder,forklift truck,test equipment,Technical Equipment,wheel lathe,Hairbrush device,marine analysis and testing equipment
• Similar models:NSK 3981/3926 Timken 3981/3920 KOYO 3981/3926 NACHI 3981/3920 Timken 3981/3920-B
• BEARING POWER International Trading Co.,Ltd. specialize in 3981/3920 products，there is large inventory of NACHI 3981/3920 . We has been built up long-term cooperation with NACHI company, could make a bulk order of the 3981/3920 Which NACHI 3981/3920 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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