d - 40 mm

D - 90 mm

B - 23 mm

C - 23 mm

r min. - 1,5 mm

da min. - 48,5 mm

Da max. - 81,5 mm

ra max. - 1,5 mm

Weight - 0,694 Kg

Basic dynamic load rating (C) - 88 kN

Basic static load rating (C0) - 90 kN

(Grease) Lubrication Speed - 4 900 r/min

(Oil) Lubrication Speed - 6 400 r/min

Calculation factor (e) - 0,26

Calculation factor (Y0) - 2,5

Calculation factor (Y1) - 2,55

Calculation factor (Y2) - 3,8

• Model Number:21308CK
• Inner Diameter：40mm Outer Diameter：90mm Width：23mm
• Type：Spherical Roller Bearings
• Update date：2025-12-12
• Application:boring bar boring bar,air shower etc,Industrial,Automation,noise inspection,equipment,light therapy instrument,medical equipment,chamfer,sample cup,small diesel generators
• Similar models:ISO 21308KCW33+H308 AST 21308MBK CX 21308KCW33+AH308 KOYO 21308RH ISO 21308KCW33+AH308 FAG 21308-E1-K+H308 ISB 21308K NSK 21308EAKE4 FAG 21308-E1-K CX 21308CW33
• BEARING POWER International Trading Co.,Ltd. specialize in 21308CK products，there is large inventory of NTN 21308CK . We has been built up long-term cooperation with NTN company, could make a bulk order of the 21308CK Which NTN 21308CK 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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