d - 50,8 mm

T - 22 mm

B - 21,996 mm

C - 18,824 mm

a - 21,3 mm

r min. - 7,9 mm

r1 min. - 7,9 mm

Da - 102 mm

db - 61 mm

da - 62 mm

Db - 104,5 mm

Basic dynamic load rating (C) - 86,4 kN

Basic static load rating (C0) - 116 kN

Calculation factor (e) - 0,4

Calculation factor (Y0) - 0,82

Calculation factor (Y1) - 1,49

• Model Number:398/394
• Inner Diameter：50,8mm Outer Diameter：mm Width：21,996mm
• Type：Tapered Roller Bearings
• Update date：2025-12-13
• Application:metering pump,Cylinder Type,garden machinery,Generator,clean stationery,glass,multi-knife lathe,Performance test,relay,Infrared Technology,Spectrum Products
• Similar models:NACHI 3980/3925 ISO 3984/3925 Timken 3982/3920-B KBC 3984/3920 Timken 3981/3920 Timken 3984/3925 Timken 3984/3920B KOYO 398/394 NSK 3984/3920 NTN 4T-3982X/3927XS
• BEARING POWER International Trading Co.,Ltd. specialize in 398/394 products，there is large inventory of KOYO 398/394 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 398/394 Which KOYO 398/394 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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