d - 60,325 mm

D - 100 mm

T - 25,4 mm

B - 25,4 mm

C - 19,845 mm

a - 22,8 mm

r min. - 3,6 mm

r2 min. - 3,2 mm

da min. - 73 mm

Da - 89 mm

db min - 67 mm

ra max. - 3,6 mm

rb max. - 3,2 mm

Db - 96 mm

Weight - 0,763 Kg

Basic dynamic load rating (C) - 91,4 kN

Basic static load rating (C0) - 137 kN

(Grease) Lubrication Speed - 3700 r/min

(Oil) Lubrication Speed - 4900 r/min

Calculation factor (e) - 0,43

Calculation factor (Y0) - 0,78

Calculation factor (Y1) - 1,41

• Model Number:28985/28921
• Inner Diameter：60,325mm Outer Diameter：100mm Width：25,4mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:reinforced machinery,preservation equipment,impression material,Insect Count,Garment Accessories,vertical processing,root canal filling,shaft milling machine,storage and transportation equipment,Cylinder Micro,pump
• Similar models:KOYO 28985/28921A NTN 4T-28985/28921 Fersa 28985/28920 Timken 28985/28921D+X3S-28985 NACHI 28985/28920 Timken 28985/28921DC+X2S-28985 Timken 28985/28919 FBJ 28985/28919 ISO 28985/28920 CX 28985/28919
• BEARING POWER International Trading Co.,Ltd. specialize in 28985/28921 products，there is large inventory of KOYO 28985/28921 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 28985/28921 Which KOYO 28985/28921 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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