(dimensions in mm)

Bearing Type - Open

Bore Dia (d) - 8.0000

Outer Dia (D) - 12.0000

Width (B) - 2.5000

Radius (min) (rs) - 0.150

Dynamic Load Rating (Cr) - 462

Static Load Rating (Cor) - 219

Max Speed (Grease) (X1000 RPM) - 40

Max Speed (Oil) (X1000 RPM) - 48

Max. Shaft Shoulder Dia. Inner (Li) - 9.1

Min. Housing Shoulder Dia., Outer (Lo) - 10.9

Ball Qty - 12

Ball Dia (Dw) - 1.2000

Weight (g) - 0.70

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: SMR128
• Inner Diameter：8mm Outer Diameter：12mm Width：2,5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-15
• Application:vertical pull,Generator,electric pump,Dental Equipment,Die,position switch,medical equipment,tire industry,mechanical and electrical,Industrial Electromechanical,Cleaning equipment
• Similar models:FBJ MR128ZZ ISB MR128ZZ NSK MF128 ISO MR128 ZEN MF128-2Z NMB LF-1280 SNR AB12802 FBJ MF128 SNR AB12830 SKF BB1B411280AB
• BEARING POWER International Trading Co.,Ltd. specialize in SMR128 products，there is large inventory of AST SMR128 . We has been built up long-term cooperation with AST company, could make a bulk order of the SMR128 Which AST SMR128 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
  22208CK	40	80	23	AST	Spherical Roller Bearings
  32008JR	40	68	19	KOYO	Tapered Roller Bearings
  5332				Ruville	Wheel Bearings
  33026	130	200	55	CYSD	Tapered Roller Bearings
  54307	37	68	47,2	ISO	Thrust Ball Bearings
  61815	75	95	10	CRAFT	Deep Groove Ball Bearings
  6817-2RD	85	110	13	KOYO	Deep Groove Ball Bearings
  7240 B-UO	200	360	116	CX	Angular Contact Ball Bearings
  CRO-3210	160	265	173	NTN	Tapered Roller Bearings
  HM265049D/HM265010/HM265010DG2	368,3	523,875	382,588	NTN	Tapered Roller Bearings
  NK105/26	105	125	26	CX	Needle Roller Bearings
  PHU2016	30	114,3	49	PFI	Angular Contact Ball Bearings
  RS-5052	260	400	190	NSK	Cylindrical Roller Bearings
  UCFC211-32	50,8			FYH	Bearing Units
  GIL30DO	30		22	ELGES	ROD ENDS
  RK6-43N1Z	984	1198		KAYDON	SLEWING BEARINGS
  NF236E	180	320	52	SKF	CYLINDRICAL ROLLER BEARINGS
  CRSBE-10-1			.4375	Torrington	NEEDLE BEARINGS
  1652	1.1250	2.5000	.6250	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  NU-1007	35	62	14	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS