(dimensions in mm)

Bearing Type - Flange Shielded

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 metal shields = (ZZ), also available with a single metal shield = (Z).

• Model Number:SMF128ZZ
• Inner Diameter：8mm Outer Diameter：12mm Width：3,5mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-18
• Application:spreader series,extruder,agrochemical,Laser Cutting,Spectral Products,lifting chain,position switch,thin metal materials,marine test,Handling machinery and various industrial machinery,coal mill
• Similar models:ISB MR128ZZ ISO MR128 NSK MR128 Timken 128W SNR AB12802 ZEN SMF128 AST SMF128 ZEN MF128-2Z NSK MF128ZZ1 ZEN MF128
• BEARING POWER International Trading Co.,Ltd. specialize in SMF128ZZ products，there is large inventory of AST SMF128ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SMF128ZZ Which AST SMF128ZZ 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
  1207SK	35	72	17	NTN	Self-Aligning Ball Bearings
  13BSW02A	13	33	11	NSK	Angular Contact Ball Bearings
  22334	170	360	120	ISB	Spherical Roller Bearings
  21318	90	190	43	NTN	Spherical Roller Bearings
  389/382A	55,575	96,838	21	ISO	Tapered Roller Bearings
  43131/43312	33,338	79,375	25,4	Timken	Tapered Roller Bearings
  GBR 142212	22,225	34,925	19,05	IKO	Needle Roller Bearings
  IJ133004				ILJIN	Angular Contact Ball Bearings
  LM25	25	40	41	Samick	Linear Bearings
  NU1040-E-M6	200	310	51	NKE	Cylindrical Roller Bearings
  R2260V	110,000	170,000	60,000	NTN	Cylindrical Roller Bearings
  RNAF162812	16	28	12	JNS	Needle Roller Bearings
  SE 6001 ZZSTPR	12	28	8	KOYO	Deep Groove Ball Bearings
  1108	64	40		Aetna	THRUST BALL BEARINGS
  NU3008	40	68	21	FAG	CYLINDRICAL ROLLER BEARINGS
  NAPL201-8	.5000			IPTCI	PILLOW BLOCKS
  1821SZZ	105	130	13	MRC	DEEP GROOVE BALL BEARINGS
  NCF1872V	360	440	38	SKF	CYLINDRICAL ROLLER BEARINGS
  6822DDU	110	140	16	NSK	DEEP GROOVE BALL BEARINGS
  E15	15	35	8	SKF	MAGNETO BEARINGS