(dimensions in mm)

Bearing Type - Open

Bore Dia (d) - 8.0000

Outer Dia (D) - 16.0000

Width (B) - 4.0000

Radius (min) (rs) - 0.200

Dynamic Load Rating (Cr) - 1,064

Static Load Rating (Cor) - 474

Max Speed (Grease) (X1000 RPM) - 36

Max Speed (Oil) (X1000 RPM) - 43

Max. Shaft Shoulder Dia. Inner (Li) - 10.5

Min. Housing Shoulder Dia., Outer (Lo) - 13.5

Ball Qty - 10

Ball Dia (Dw) - 2.0000

Weight (g) - 3.11

Precision - A1

Standard Clearance - K25

Material - Martensitic Stainless Steel

Also available in 52100 Chrome Steel

ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.

• Model Number:688H
• Inner Diameter：8mm Outer Diameter：16mm Width：4mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:Anesthetic Equipment,electric hydraulic lifting platform,plastic blow molding,power protection,small diesel generators,root canal filling,Cylinder Special,chamfering machine etc,Spectrum Products,pump industry,Cutting Machine
• Similar models:ISO 688A ZEN F688 ZEN F688W6 ZEN S688-2RSW4 KOYO F688 KOYO W688-2RD NTN FL688AZZ NTN FL688A ZEN 688-2ZW6 NSK 688AZZ1
• BEARING POWER International Trading Co.,Ltd. specialize in 688H products，there is large inventory of AST 688H . We has been built up long-term cooperation with AST company, could make a bulk order of the 688H Which AST 688H 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
  23120L11CAM	100	165	52	NSK	Spherical Roller Bearings
  23956 KCW33+H3956	280	380	75	CX	Spherical Roller Bearings
  6303N	17	47	14	NTN	Deep Groove Ball Bearings
  7309-BE-MP	45	100	25	NKE	Angular Contact Ball Bearings
  LBCR 8-2LS	8	16	25	SKF	Linear Bearings
  NJ408	40	110	27	CYSD	Cylindrical Roller Bearings
  RB 30035	300	395	35	ISB	Thrust Roller Bearings
  SA210-30F	47,625	90	30,2	FYH	Deep Groove Ball Bearings
  ZKLF50115-2Z	50	115	34	INA	Thrust Ball Bearings
  3809-2Z	45	58	10	INA	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  2MMV9328WI-CR	140	190	24	FAF	ANGULAR CONTACT BALL BEARINGS
  A5308TS/WB	40	90	1.4375	Hyatt	CYLINDRICAL ROLLER BEARINGS
  1815S	75	95	10	MRC	DEEP GROOVE BALL BEARINGS
  320/32X	32	58	17	STEYR	TAPERED ROLLER BEARINGS
  51202				STEYR	THRUST BALL BEARINGS
  222S.203	120	85	31	CONSOLIDATED	SPLIT SPHERICAL ROLLER BEARINGS
  50x62x5mm	50	62	5	CONSOLIDATED	OIL SEALS
  6222-2RSNR	200	.361	38	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  RSL185026	130	7.2370	95	CONSOLIDATED	CYLINDRICAL ROLLER BEARING
  SN-5TA	20	30	3.75	CONSOLIDATED	RUBBER SEALS FOR SN TYPE PILLOW BLOCKS