d - 4 mm

D - 9 mm

B - 2,5 mm

C - 2,5 mm

Basic dynamic load rating (C) - 0,641 kN

Basic static load rating (C0) - 0,227 kN

(Grease) Lubrication Speed - 53000 r/min

(Oil) Lubrication Speed - 63000 r/min

• Model Number:684
• Inner Diameter：4mm Outer Diameter：9mm Width：2,5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:storage shelves,boring bar boring bar,decoration machinery,Hair styling device,horizontal processing,electric pump,Spectrum Products,joint protection,circulating pump,machine lathe,Wire grinder
• Similar models:CYSD 6848 CYSD 6844-RS KOYO 6848 CYSD 6840-2RZ NSK F684 NTN 684AX50 ISB F684 FBJ 684 ZEN SF684 CYSD 6848-2RZ
• BEARING POWER International Trading Co.,Ltd. specialize in 684 products，there is large inventory of ZEN 684 . We has been built up long-term cooperation with ZEN company, could make a bulk order of the 684 Which ZEN 684 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
  33287/33472	73,025	120	29,7942	AST	Tapered Roller Bearings
  52408	30	90	65	KOYO	Thrust Ball Bearings
  6214N	70	125	24	KOYO	Deep Groove Ball Bearings
  6315-2RS	75	160	37	ISB	Deep Groove Ball Bearings
  7007 C-UX	35	62	28	CX	Angular Contact Ball Bearings
  C4908K30V	40	62	22	SKF	Cylindrical Roller Bearings
  E17KRRB	17	40	27,78	Timken	Deep Groove Ball Bearings
  HK1008	10	14	8	CX	Cylindrical Roller Bearings
  NUP 220	100	180	34	ISB	Cylindrical Roller Bearings
  PR18	18			NMB	Plain Bearings
  PASE60-N-FA125	60			INA	Bearing Units
  RNAO60X78X40	60	78	40	KOYO	Needle Roller Bearings
  S71908 CD/HCP4A	62	40	12	SKF	Angular Contact Ball Bearings
  UCPA207	35		42,9	KOYO	Bearing Units
  K16008AR0	160	176	8	KAYDON	ANGULAR CONTACT BALL BEARINGS
  GE130SW	130	200	42	ELGES	SPHERICAL PLAIN BEARINGS
  4835	1.2500	1.3125	1.7500	BERLISS	JOURNAL ROLLER BEARING OUTER RACES
  R150E	50	90	20	HOFF	CYLINDRICAL ROLLER BEARINGS
  9309-U	45	100	25	MRC	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE
  XLS-201/2	20.5000	27.5000	3.5000	HOFF	DEEP GROOVE BALL BEARINGS