d - 90 mm

D - 190 mm

B - 43 mm

C - 43 mm

r min. - 3 mm

da min. - 104 mm

Da max. - 176 mm

ra max. - 2,5 mm

Weight - 6,21 Kg

Basic dynamic load rating (C) - 320 kN

Basic static load rating (C0) - 400 kN

(Grease) Lubrication Speed - 2 300 r/min

(Oil) Lubrication Speed - 3 000 r/min

Calculation factor (e) - 0,24

Calculation factor (Y0) - 2,77

Calculation factor (Y1) - 2,83

Calculation factor (Y2) - 4,22

• Model Number:21318K
• Inner Diameter：90mm Outer Diameter：190mm Width：43mm
• Type：Spherical Roller Bearings
• Update date：2025-12-15
• Application:rock drilling machinery,set bacteria instrument,marine test,test equipment,magnetic elements,Plastic Equipment,Technical Equipment,Spectrum Products,sterilizers,ultra-quiet generators,Cylinder Special
• Similar models:NSK 21318EAE4 ISB 21318 NTN 21318 NTN 21318K FAG 21318-E1-K CX 21318CW33 ISB 21318K SKF 21318EK ISO 21318KCW33+H318 CX 21318KCW33+H318
• BEARING POWER International Trading Co.,Ltd. specialize in 21318K products，there is large inventory of NTN 21318K . We has been built up long-term cooperation with NTN company, could make a bulk order of the 21318K Which NTN 21318K 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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  LMBS20	31.75	50,8		Samick	Linear Bearings
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  QJ 202 N2 M	15	35	11	ISB	Angular Contact Ball Bearings
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  SCV 20-UU AS	20			NBS	Linear Bearings
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