(dimensions in mm)

Bearing Type - Flange Sealed

Bore Dia (d) - 8.0000

Outer Dia (D) - 12.0000

Width (B) - 3.5000

Radius (min) (rs) - 0.100

Flange Dia (Df) - 13.6000

Flange Width (Bf) - 0.800

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 (Ui) - 9.1

Min. Housing Shoulder Dia., Outer (Uo) - 11.330

Ball Qty - 12

Ball Dia (Dw) - 1.2000

Weight (g) - 1.14

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.

Two rubber seals = (2RS), also available with a single rubber seal = (RS).

Also available with two light contact rubber seals = (2RU), or with a single light contact rubber seal = (RU)

• Model Number: SMF128-2RS
• Inner Diameter：8mm Outer Diameter：12mm Width：3,5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-04-24
• Application:outdoor equipment,supporting facilities,Gripper Swing,Power equipment,Industrial,Oral Image,Gear grinding machine,beverage production,medical equipment,Control,hydraulic cylinder buffer
• Similar models:ZEN MF128-2Z Timken 128WI ISO MF128 ISB MF128 PFI 88128R ZEN SMF128-2RS ZEN MR128 AST SMR128 ZEN SMF128-2Z ZEN MF128
• BEARING POWER International Trading Co.,Ltd. specialize in SMF128-2RS products，there is large inventory of AST SMF128-2RS . We has been built up long-term cooperation with AST company, could make a bulk order of the SMF128-2RS Which AST SMF128-2RS 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
  32018	90	140	32	CRAFT	Tapered Roller Bearings
  320RJ02	320	532		Timken	Cylindrical Roller Bearings
  4R10015	500,000	720,000	530,000	NTN	Cylindrical Roller Bearings
  52307	30	68	44	KOYO	Thrust Ball Bearings
  6010L11ZZ	50	80	16	NSK	Deep Groove Ball Bearings
  7014DF	70	110	20	CYSD	Angular Contact Ball Bearings
  7319BDF	95	200	45	NTN	Angular Contact Ball Bearings
  7914CPA	70	100	16	KOYO	Angular Contact Ball Bearings
  BMD-6206/064S2/UA008A	62	30	22,2	SKF	Deep Groove Ball Bearings
  K50x55x17	50	55		SKF	Needle Roller Bearings
  NU2310 E	50	110	40	AST	Cylindrical Roller Bearings
  NUP2292	460	830	212	ISO	Cylindrical Roller Bearings
  UCP211-35	55,5625		55,6	FYH	Bearing Units
  VSI 20 0844 N	736	916		INA	Thrust Ball Bearings
  NUP434	170	420	92	FAG	CYLINDRICAL ROLLER BEARINGS
  22310EAS.MA.C4.F80	50	110	40	FAG (Old No.)	SPHERICAL ROLLER BEARINGS
  SAF617	3.0000			SKF	PILLOW BLOCKS
  33207	35	72	28	SKF	TAPERED ROLLER BEARINGS
  111-KSFG	55	90	18	MRC	DEEP GROOVE BALL BEARINGS
  QJ326	130	280	58	SKF	ANGULAR CONTACT BALL BEARINGS WITH SPLIT INNER RACE