d - 6,35 mm

D - 15,875 mm

B - 4,978 mm

C - 4,978 mm

r min. - 0,3 mm

da min. - 8,4 mm

Da max. - 13,8 mm

ra max. - 0,3 mm

Weight - 0,0045 Kg

Basic dynamic load rating (C) - 1,61 kN

Basic static load rating (C0) - 0,66 kN

(Grease) Lubrication Speed - 38 000 r/min

(Oil) Lubrication Speed - 45 000 r/min

• Model Number: R 4B
• Inner Diameter：6,35mm Outer Diameter：15,875mm Width：4,978mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-15
• Application:standing experimental equipment,Digital Generator,comprehensive experiment,Cylinder Pneumatic Treatment Element,Roller mill,Plastic molding,Broadcasting System,Industrial,storage and transportation equipment,blood cell reagent,printing machinery
• Similar models:ZEN S6001-2TS NTN 6800LLU KOYO 689 SKF 6317M ISB MF63 SKF 6411N CX 16001 SKF W63802R CYSD GW214PPB3 KBC 6007
• BEARING POWER International Trading Co.,Ltd. specialize in R4B products，there is large inventory of NSK R 4B . We has been built up long-term cooperation with NSK company, could make a bulk order of the R 4B Which NSK R4B 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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