d - 22,225 mm

D - 57,15 mm

T - 22,225 mm

B - 22,225 mm

C - 17,462 mm

a - 15,3 mm

r min. - 0,8 mm

r2 min. - 1,6 mm

da min. - 29,5 mm

Da - 49 mm

db min - 29 mm

ra max. - 0,8 mm

rb max. - 1,6 mm

Db - 52 mm

Weight - 0,294 Kg

Basic dynamic load rating (C) - 52,6 kN

Basic static load rating (C0) - 55,7 kN

(Grease) Lubrication Speed - 7600 r/min

(Oil) Lubrication Speed - 10000 r/min

Calculation factor (e) - 0,35

Calculation factor (Y0) - 0,95

Calculation factor (Y1) - 1,73

• Model Number: 1280/1220
• Inner Diameter：22,225mm Outer Diameter：57,15mm Width：22,225mm
• Type：Tapered Roller Bearings
• Update date：2025-12-16
• Application:sewage pump,Automation,laser devices,electric hydraulic lifting platform,mobile toilet,Oral Equipment,printing machinery,Rolling mill,ventilator anesthesia machine etc,air shower etc,enzyme
• Similar models:KOYO 1280/1220 FBJ 1280/1220 NSK 1280/1220 Timken 1280/1220 NACHI H-1280/H-1220 NTN 4T-1280/1220 CX 1280/1220 ISO 1280/1220
• BEARING POWER International Trading Co.,Ltd. specialize in 1280/1220 products，there is large inventory of KOYO 1280/1220 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 1280/1220 Which KOYO 1280/1220 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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