d - 38,1 mm

D - 79,375 mm

T - 29,37 mm

B - 29,771 mm

C - 23,812 mm

ra1 max. - 3,3 mm

a - 20 mm

r min. - 3,5 mm

r1 min. - 3,3 mm

Da - 67 mm

db - 45,5 mm

ra max. - 3,5 mm

da - 52 mm

Db - 74 mm

Weight - 0,663 Kg

Basic dynamic load rating (C) - 88 kN

Basic static load rating (C0) - 106 kN

(Grease) Lubrication Speed - 4800 r/min

(Oil) Lubrication Speed - 6700 r/min

Calculation factor (e) - 0,37

Calculation factor (Y0) - 0,9

Calculation factor (Y1) - 1,6

• Model Number: 3490/3420
• Inner Diameter：38,1mm Outer Diameter：79,375mm Width：29,37mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:industry test,turret industry,Ball screw,gas turbine,Machine Tool Accessories,plastic molding,physical instruments,key lock,marine test,reinforced machinery,Laser Measurements
• Similar models:SKF 3490/3420/QCL7CVQ492 Fersa 3490/3420 FAG K3490-3420 CX 3490/3420 AST 3490/3420 FBJ 3490/3420 ISO 3490/3420 NSK 3490/3420 NACHI 3490/3420 KOYO 3490/3420
• BEARING POWER International Trading Co.,Ltd. specialize in 3490/3420 products，there is large inventory of NSK 3490/3420 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 3490/3420 Which NSK 3490/3420 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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  GE50-HO-2RS	50	75	43	INA	Plain Bearings
  RNA2200XLL	14,000	30,000	13,800	NTN	Needle Roller Bearings
  NA 4913UU	60	85	26	IKO	Needle Roller Bearings
  NKJ7/12	7	17	12	Timken	Needle Roller Bearings
  NP3034	170	260	67	CX	Cylindrical Roller Bearings
  UCF 204-12E	19,05			AST	Bearing Units
  6030	150	225	35	STEYR	DEEP GROOVE BALL BEARINGS
  6219.2Z	95	170	32	STEYR	DEEP GROOVE BALL BEARINGS
  NUP-2207	35	72	23	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NKI-28/30	28	42	30	CONSOLIDATED	NEEDLE BEARINGS
  AOH-24076x360	380	360		CONSOLIDATED	WITHDRAWAL SLEEVES