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: SF684
• Inner Diameter：4mm Outer Diameter：9mm Width：2,5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-15
• Application:medical equipment,atomizer class,Ball screw,Laser Devices,power protection,plastic rolling,standing experimental equipment,milling head plug,Infrared Technology,Machine Tool Accessories,lifting upgrade
• Similar models:NACHI 6840 KOYO F684 CYSD 6848-Z FBJ F684 CYSD 6840NR KOYO WFN684ZZ CYSD 6844-ZZ CYSD 6848-RZ CYSD 6844-2RS KOYO 6844
• BEARING POWER International Trading Co.,Ltd. specialize in SF684 products，there is large inventory of ZEN SF684 . We has been built up long-term cooperation with ZEN company, could make a bulk order of the SF684 Which ZEN SF684 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
  200139X/200215G	139,7	215	110	Gamet	Tapered Roller Bearings
  22230 K	150	270	73	ISB	Spherical Roller Bearings
  33109	45	80	26	NKE	Tapered Roller Bearings
  6000	10	26	8	NSK	Deep Groove Ball Bearings
  6016-2RS	80	125	22	KOYO	Deep Groove Ball Bearings
  61806	30	42	7	FAG	Deep Groove Ball Bearings
  6208NRZZ	40,000	80,000	18,000	SNR	Deep Groove Ball Bearings
  6404 ZZ	20	72	19	CX	Deep Groove Ball Bearings
  6919-2RD	95	130	18	KOYO	Deep Groove Ball Bearings
  HB120 /S 7CE1	120	165	22	SNFA	Angular Contact Ball Bearings
  HK182620	18	26	20	ISO	Cylindrical Roller Bearings
  HM88542/12	31,75	73,812	29,37	CX	Tapered Roller Bearings
  K35x43x18	35	43	18	CX	Needle Roller Bearings
  NKXR45	45,000	58,000	32,000	NTN	Complex Bearings
  SCV 13-UU	13			NBS	Linear Bearings
  TMB208X18C3PX10	40	80	18	NTN	Deep Groove Ball Bearings
  XLS-13	13.0000	17.5000	2.2500	FAG	DEEP GROOVE BALL BEARINGS
  UCP211-32S6PL	2.0000			FYH	THERMOPLASTIC PILLOW BLOCKS
  212	60	110	22	SKF	DEEP GROOVE BALL BEARINGS
  VSA251055	955	1198		CONSOLIDATED	SLEWING BEARINGS