Fw - 68 mm

D - 85 mm

C - 25 mm

r5 min. - 1 mm

Weight - 0,304 Kg

Basic dynamic load rating (C) - 64,8 kN

Basic static load rating (C0) - 116 kN

(Grease) Lubrication Speed - 4100 r/min

(Oil) Lubrication Speed - 6300 r/min

• Model Number: RNA4912
• Inner Diameter：68mm Outer Diameter：85mm Width：25mm
• Type：Needle Roller Bearings
• Update date：2025-04-22
• Application:dynamic blood pressure,small appliances,non-motor vehicle Electric car,orthodontic material,air conditioning tools,rolling machine,lifting upgrade,rock drilling machinery,metal mold,vertical pull,thin metal materials
• Similar models:IKO RNA4912 IKO NA4912 NSK RNA4912TT Timken RNA4912 NBS NA4912 ISO NA4912 NTN RNA4912R JNS NA4912 INA RNA4912-XL NBS RNA4912
• BEARING POWER International Trading Co.,Ltd. specialize in RNA4912 products，there is large inventory of KOYO RNA4912 . We has been built up long-term cooperation with KOYO company, could make a bulk order of the RNA4912 Which KOYO RNA4912 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.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  16084	420	620	63	ISO	Deep Groove Ball Bearings
  1638	19,05	50,8	14,288	CYSD	Deep Groove Ball Bearings
  23024 EKW33+AHX3024	115	180	46	ISB	Spherical Roller Bearings
  30244	220	400	72	NTN	Tapered Roller Bearings
  32315C	75	160	58	NTN	Tapered Roller Bearings
  54405	27	60	49,8	CX	Thrust Ball Bearings
  7018CDF	90	140	24	CYSD	Angular Contact Ball Bearings
  7203CDB	17	40	12	CYSD	Angular Contact Ball Bearings
  7319 B	95	200	45	CX	Angular Contact Ball Bearings
  7SF12	19.05	31,75	14,27	Timken	Plain Bearings
  G1213KRRB	71,4375	130	74,61	Timken	Deep Groove Ball Bearings
  GE 180 ET 2RS	180	260	105	ISB	Plain Bearings
  GIR 17 DO	17	30	14	INA	Plain Bearings
  N 208	40	80	18	SIGMA	Cylindrical Roller Bearings
  NP3330	150	320	128	CX	Cylindrical Roller Bearings
  NAO10x22x13	10	22	13	FAG	NEEDLE BEARINGS
  22315EAS.MA.C4.F80	75	160	55	FAG (Old No.)	SPHERICAL ROLLER BEARINGS
  208	40	80	18	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  SN-608..21308-K	35		60	CONSOLIDATED	PILLOW BLOCKS
  H-2315x65	75	98		CONSOLIDATED	ADAPTERS