d - 17 mm

D - 47 mm

B - 14 mm

C - 14 mm

a - 2,46 mm

b - 1,5 mm

f - 1,07 mm

r min. - 1 mm

r0 max. - 0,4 mm

r1 min. - 0,5 mm

D1 - 44,6 mm

D2 - 52,7 mm

da min. - 22 mm

Da max. - 42 mm

Weight - 0,115 Kg

Basic dynamic load rating (C) - 13,6 kN

Basic static load rating (C0) - 6,65 kN

(Grease) Lubrication Speed - 15000 r/min

(Oil) Lubrication Speed - 18000 r/min

Calculation factor (f0) - 12,4

• Model Number:6303NR
• Inner Diameter：17mm Outer Diameter：47mm Width：14mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-24
• Application:Traffic Fire Protection Equipment Security equipment,chamfering machine etc,Gripper Swing,scientific instruments,tapping machine,physical instruments,Laser Cutting,air conditioning tools,roller lathe,Blood coagulation reagent,ventilation heating equipment
• Similar models:NSK 6303DDU CYSD 6303-RS ZEN S6303 NACHI 6303ZE CX 6303ZZ NKE 6303-Z NTN 6303N NSK 6303NR NTN 6303LUZ NTN EC-6303LLU
• BEARING POWER International Trading Co.,Ltd. specialize in 6303NR products，there is large inventory of KOYO 6303NR . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 6303NR Which KOYO 6303NR 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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