d - 26,988 mm

D - 66,421 mm

T - 23,812 mm

B - 25,433 mm

C - 19,05 mm

a - 13,9 mm

r min. - 1,6 mm

r2 min. - 1,2 mm

da min. - 35 mm

Da - 58 mm

db min - 33 mm

ra max. - 1,6 mm

rb max. - 1,2 mm

Db - 60 mm

Weight - 0,425 Kg

Basic dynamic load rating (C) - 67 kN

Basic static load rating (C0) - 75,2 kN

(Grease) Lubrication Speed - 6500 r/min

(Oil) Lubrication Speed - 8700 r/min

Calculation factor (e) - 0,25

Calculation factor (Y0) - 1,3

Calculation factor (Y1) - 2,36

• Model Number: 2688/2631
• Inner Diameter：26,988mm Outer Diameter：66,421mm Width：23,812mm
• Type：Tapered Roller Bearings
• Update date：2025-04-21
• Application:supporting facilities,equipment,top industry,Cylinder Special,Laser Devices,multi-knife lathe,noise inspection,industrial fans,fabric products,wall industry,turret industry
• Similar models:NTN 4T-26886/26830 NSK 42688/42620 KOYO 26884R/26820 Timken 26886/26830 NTN 4T-26885/26822 Fersa 26882/26822 Timken 42688/42620B CX 26884/26822 FBJ 26882/26824 ISO 26882/26822
• BEARING POWER International Trading Co.,Ltd. specialize in 2688/2631 products，there is large inventory of KOYO 2688/2631 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 2688/2631 Which KOYO 2688/2631 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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