(dimensions in mm)

Bearing Type - Flange Shielded

Bore Dia (d) - 4.0000

Outer Dia (D) - 8.0000

Width (B) - 3.0000

Radius (min) (rs) - 0.100

Flange Dia (Df) - 9.2000

Flange Width (Bf) - 0.600

Dynamic Load Rating (Cr) - 336

Static Load Rating (Cor) - 113

Max Speed (Grease) (X1000 RPM) - 56

Max Speed (Oil) (X1000 RPM) - 67

Max. Shaft Shoulder Dia. Inner (Ui) - 5.0

Min. Housing Shoulder Dia., Outer (Uo) - 7.400

Ball Qty - 7

Ball Dia (Dw) - 1.2000

Weight (g) - 0.64

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: SMF84ZZ
• Inner Diameter：4mm Outer Diameter：8mm Width：3mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-10
• Application:surgical instruments,metallurgy,printing equipment,pressure control valve,lifting chain,thread processing machine,noise reduction equipment,Handling machinery and various industrial machinery,medical equipment,industrial fans,extruder
• Similar models:NACHI 6840 NTN 6884D2 NKE 61848-MA KOYO 306842A CYSD 6844-RZ NKE 6084-M ISO 684AZZ KOYO SB584260 CX 16084 FBJ MF84
• BEARING POWER International Trading Co.,Ltd. specialize in SMF84ZZ products，there is large inventory of AST SMF84ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SMF84ZZ Which AST SMF84ZZ 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
  1314	150	70	35	SKF	Self-Aligning Ball Bearings
  54307U	35	68	52	NSK	Thrust Ball Bearings
  6917-RZ	85	120	18	CYSD	Deep Groove Ball Bearings
  7001A5TRSU	12	28	8	NSK	Angular Contact Ball Bearings
  7017 ACD/P4A	130	85	22	SKF	Angular Contact Ball Bearings
  7310CDB	50	110	27	CYSD	Angular Contact Ball Bearings
  AST40 1020	10	12		AST	Plain Bearings
  BK6524	65	73	24	CX	Cylindrical Roller Bearings
  NAU 4919UU	95	130	35	IKO	Cylindrical Roller Bearings
  NJ209-E-TVP2 + HJ209-E	45	85	19	FAG	Cylindrical Roller Bearings
  NP19/750	750	1000	112	ISO	Cylindrical Roller Bearings
  RA108RRB	1.5000	3.1496	.7086	FAF	BALL BEARINGS
  R-8-ST	.5000	1.1250	.2500	MRC	DEEP GROOVE BALL BEARINGS
  61938M	190	260	33	FAG	DEEP GROOVE BALL BEARINGS
  RLS141/2	1.8750	4.0000	.8125	NH	CYLINDRICAL ROLLER BEARINGS
  94624	1.1250	1.6250	1.5000	RBC	JOURNAL ROLLER ASSEMBLIES
  NAF90x120x30	90	120	30	SKF (Old No.)	NEEDLE BEARINGS
  309ZNR	45	100	25	SKF	DEEP GROOVE BALL BEARINGS
  HK-2220	28		20	CONSOLIDATED	NEEDLE BEARINGS
  511/1000				CONSOLIDATED	THRUST BALL BEARINGS