F_w - 68 mm

D - 85 mm

C - 25 mm

r_min - 1 mm

m - 275 g / Weight

C_r - 68000 N / Dynamic load rating (radial)

C_0r - 108000 N / Static load rating (radial)

C_ur - 18800 N / Fatigue limit load, radial

n_G - 6700 1/min / Limiting speed

n_B - 3600 1/min / Reference speed

dimension series 49, to DIN 617/ISO 1206

• Model Number: RNA4912
• Inner Diameter：68mm Outer Diameter：85mm Width：25mm
• Type：Needle Roller Bearings
• Update date：2025-12-17
• Application:Storage Tool,plastic molding,outdoor equipment,Medical room equipment,stamping die,engineering machinery,paper processing machine,education model Instruments,garden machinery,large agricultural machinery,rubber products machinery and equipment
• Similar models:NSK RNA4912 Timken RNA4912 NTN RNA4912R JNS NA4912 ISO RNA4912 KOYO 43BTM4912A IKO RNA4912UU NTN RNA4912S NSK NA4912 IKO NA4912UU
• BEARING POWER International Trading Co.,Ltd. specialize in RNA4912 products，there is large inventory of INA RNA4912 . We has been built up long-term cooperation with INA company, could make a bulk order of the RNA4912 Which INA 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
  34300/34478D+X5S-34300	76,2	121,442	52,39	Timken	Tapered Roller Bearings
  62308-2RS	40	90	33	ISB	Deep Groove Ball Bearings
  7021 ACD/HCP4A	160	105	26	SKF	Angular Contact Ball Bearings
  71919 CDF	95	130	36	ISO	Angular Contact Ball Bearings
  7407 BDT	35	100	50	ISO	Angular Contact Ball Bearings
  AC-6201	12	32	10	NTN	Deep Groove Ball Bearings
  AST20 WC22	20	38		AST	Plain Bearings
  C 3036	280	180	74	SKF	Cylindrical Roller Bearings
  HK4524	45	52	24	CX	Cylindrical Roller Bearings
  PR20E	20		20	NMB	Plain Bearings
  W 61808-2RS1	52	40	7	SKF	Deep Groove Ball Bearings
  MS141/2AC	1.8750	4.5000	1.0625	FAG	ANGULAR CONTACT BALL BEARINGS
  NF206E	30	62	16	FAG	CYLINDRICAL ROLLER BEARINGS
  NUP2236E	180	320	86	FAG	CYLINDRICAL ROLLER BEARINGS
  2MMV304WI-CRDU	20	52	15	FAF	ANGULAR CONTACT BALL BEARINGS
  LRJA14E	14.0000	21.5000	2.8750	RHP	CYLINDRICAL ROLLER BEARINGS
  B71936C.T.P4S	180	250	33	FAG	ANGULAR CONTACT BALL BEARINGS
  B32-L	2.0000	3.1875	1.7500	RBC	SPHERICAL PLAIN BEARINGS
  H-3930x135	150	180		CONSOLIDATED	ADAPTERS
  GE-100AX	100	210	50	CONSOLIDATED	SPHERICAL PLAIN BEARINGS