d - 55 mm

F - 63 mm

D - 80 mm

B - 25 mm

C - 25 mm

r min. - 1 mm

da min. - 60 mm

Da max. - 70 mm

ra max. - 1 mm

Weight - 0,382 Kg

Basic dynamic load rating (C) - 33 kN

Basic static load rating (C0) - 65,5 kN

(Grease) Lubrication Speed - 4300 r/min

(Oil) Lubrication Speed - 6500 r/min

• Model Number:NA4911S
• Inner Diameter：55mm Outer Diameter：80mm Width：25mm
• Type：Needle Roller Bearings
• Update date：2026-01-02
• Application:vertical processing,thin metal materials,hydraulic connector,Industrial,medical equipment,test strip,transistor fittings,textile machinery,sewage pump,Roller,Hydraulic Equipment
• Similar models:NTN RNA4911R INA NA4911-XL NTN NA4911S IKO NA4911U JNS RNA4911 IKO RNA4911U IKO NA4911UU ZEN RNA4911 NBS NA4911 NBS RNA4911
• BEARING POWER International Trading Co.,Ltd. specialize in NA4911S products，there is large inventory of NTN NA4911S . We has been built up long-term cooperation with NTN company, could make a bulk order of the NA4911S Which NTN NA4911S 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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