d - 61,976 mm

D - 101,6 mm

T - 24,608 mm

B - 24,608 mm

C - 19,845 mm

R - 2 mm

r - 3,3 mm

a - -1,8 mm

Da - 97 mm

db - 72 mm

da - 68 mm

Db - 90 mm

Aa - 1,2 mm

Ab - 1,4 mm

Weight - 0,75 Kg

Basic static load rating (C0) - 149 kN

Factor (G1) - 60,1

Factor (G2) - 24,5

Factor (Cg) - 0,0276

Factor (K) - 1,37

Basic dynamic load rating (C90) - 25,5

Basic dynamic load rating (Ca90) - 18,5

Basic dynamic load rating (C1) - 98,2 kN

Calculation factor (e) - 0,43

Calculation factor (Y) - 1,41

• Model Number: 28990/28920
• Inner Diameter：61,976mm Outer Diameter：101,6mm Width：24,608mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:garden machinery,ventilation fans,electric hydraulic lifting platform,quality inspection equipment,chemical instruments,car shock absorber,economic mold,milling head plug,Roller mill,Broadcasting System,animal anatomy
• Similar models:ISO 28990/28920 CX 28990/28920 NTN 4T-28990/28920 Timken 28990/28920 FBJ 28990/28920 Timken 28990/28921D Timken 28990/28919 NTN 4T-28990/28919
• BEARING POWER International Trading Co.,Ltd. specialize in 28990/28920 products，there is large inventory of Timken 28990/28920 . We has been built up long-term cooperation with Timken company, could make a bulk order of the 28990/28920 Which Timken 28990/28920 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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