d - 190 mm

Fw - 210 mm

D - 260 mm

B - 69 mm

C - 69 mm

r min. - 2 mm

da min. - 199 mm

da max - 207 mm

Da max. - 251 mm

db min - 215 mm

ra max. - 2 mm

Weight - 10,5 Kg

Basic dynamic load rating (C) - 465 kN

Basic static load rating (C0) - 996 kN

(Grease) Lubrication Speed - 2000 r/min

(Oil) Lubrication Speed - 2400 r/min

• Model Number:NNU4938K
• Inner Diameter：190mm Outer Diameter：260mm Width：69mm
• Type：Cylindrical Roller Bearings
• Update date：2025-12-09
• Application:motorcycle,air conditioning tools,Cylinder Type,comprehensive experiment,metallurgical mold,axle lathe,hydraulic connector,ventilator anesthesia machine etc,EEG,electromagnet,Flame Cutting
• Similar models:ISO NNU4938V NTN NN4938KD1C1NAP4 ISB NNU4938SPW33 ISO NN4938K NTN NNU4938 NTN NNU4938K NSK NNU4938K ISO NNC4938V NKE NNCL4938-V ISO NN4938
• BEARING POWER International Trading Co.,Ltd. specialize in NNU4938K products，there is large inventory of KOYO NNU4938K . We has been built up long-term cooperation with KOYO company, could make a bulk order of the NNU4938K Which KOYO NNU4938K 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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  HK2016	26		16	FAG	NEEDLE BEARINGS
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  6011.2ZNR	55	90	18	STEYR	DEEP GROOVE BALL BEARINGS