d - 4 mm

D - 9 mm

B - 2,5 mm

C - 2,5 mm

r min. - 0,15 mm

Basic dynamic load rating (C) - 0,49 kN

Basic static load rating (C0) - 0,22 kN

• Model Number:684
• Inner Diameter：4mm Outer Diameter：9mm Width：2,5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:hydraulic actuator,Display Devices,rock drilling machinery,granulator,Animal Tracking,switch,light therapy instrument,Roller mill,car shock absorber,vertical sawing machine,Individual Wire
• Similar models:NTN 6848 CYSD 6840-RZ ZEN F684 NACHI 6840 NTN 684AX50 AST 684H CYSD 6844-Z NSK 684A PFI 684-2RSC3 ISB F684
• BEARING POWER International Trading Co.,Ltd. specialize in 684 products，there is large inventory of ISB 684 . We has been built up long-term cooperation with ISB company, could make a bulk order of the 684 Which ISB 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
  23164RHA	320	540	176	KOYO	Spherical Roller Bearings
  23072-E1A-K-MB1 + AH3072G-H	340	540	134	FAG	Spherical Roller Bearings
  24176-B-K30+AH24176	380	620	243	FAG	Spherical Roller Bearings
  30305 A	25	62	18,25	CX	Tapered Roller Bearings
  6811	55	72	9	NTN	Deep Groove Ball Bearings
  50BER19S	50	72	12	NSK	Angular Contact Ball Bearings
  638 DD	8	28	9	NSK	Deep Groove Ball Bearings
  7221C	105	190	36	AST	Angular Contact Ball Bearings
  7210 ACD/HCP4A	90	50	20	SKF	Angular Contact Ball Bearings
  C 2216	140	80	33	SKF	Cylindrical Roller Bearings
  E-EE277455/277565	1155,7	1435,1	120,65	NTN	Tapered Roller Bearings
  F-232032.60	42,5	62,5	17,5	INA	Cylindrical Roller Bearings
  NU2348-EX-M1	240	500		FAG	Cylindrical Roller Bearings
  NUP 417	85	210	52	NACHI	Cylindrical Roller Bearings
  RTUEY65-214	65			INA	Bearing Units
  SAF-515	2.3750			FAG	PILLOW BLOCKS
  BR-9952	1.1250	2.5000	.6250	FED	DEEP GROOVE BALL BEARINGS
  6310TCC78	50	110	27	SKF	DEEP GROOVE BALL BEARINGS
  51456				STEYR	THRUST BALL BEARINGS
  1307	35	80	21	CONSOLIDATED	SELF