d - 28,575 mm

D - 57,15 mm

T - 19,845 mm

B - 19,355 mm

C - 15,875 mm

a - 13,9 mm

r min. - 3,6 mm

r2 min. - 1,6 mm

da min. - 39,5 mm

Da - 51 mm

db min - 33,5 mm

ra max. - 3,6 mm

rb max. - 1,6 mm

Db - 53,5 mm

Weight - 0,227 Kg

Basic dynamic load rating (C) - 48,8 kN

Basic static load rating (C0) - 57,1 kN

(Grease) Lubrication Speed - 7000 r/min

(Oil) Lubrication Speed - 9300 r/min

Calculation factor (e) - 0,33

Calculation factor (Y0) - 1

Calculation factor (Y1) - 1,82

• Model Number:1988R/1922
• Inner Diameter：28,575mm Outer Diameter：57,15mm Width：19,845mm
• Type：Tapered Roller Bearings
• Update date：2025-12-12
• Application:expectoration machine,surgical instruments,bio-chemical,test strip,Storage Tool,multi-knife lathe,E Beauty,tray industry,Gripper Swing,Rolling mill,Performance test
• Similar models:FBJ 1988/1932 ISO 1988/1922 Timken 1988/1932 NTN 4T-1988/1922 AST 1988/1922 NSK 1988/1922 CX 1988/1932 CX 1988/1922 Fersa 1988/1931 ISO 1988/1932
• BEARING POWER International Trading Co.,Ltd. specialize in 1988R/1922 products，there is large inventory of KOYO 1988R/1922 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 1988R/1922 Which KOYO 1988R/1922 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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