(dimensions in inches)

Bearing Type - Flanged Shielded

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.5000

Width (B) - 0.1875

Radius (min) (rs) - 0.006

Flange Dia (Df) - 0.5470

Flange Width (Bf) - 0.045

Dynamic Load Rating (Cr) - 344

Static Load Rating (Cor) - 80

Max Speed (Grease) (X1000 RPM) - 40

Max Speed (Oil) (X1000 RPM) - 50

Max. Shaft Shoulder Dia. Inner (Ui) - 0.3

Min. Housing Shoulder Dia., Outer (Uo) - 0.457

Ball Qty - 8

Ball Dia (Dw) - 0.0787

Weight (g) - 2.54

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.

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

• Model Number:SFR188ZZ
• Inner Diameter：6,35mm Outer Diameter：12,7mm Width：4,7625mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:small diesel generators,labor insurance,intermediate,internal combustion engine,beverage production,standing experimental equipment,motor,Automation,electrocardiograph,Vertical machining,survey accessories
• Similar models:ISB FR188ZZ AST SR188XZZ CX 61880 ZEN 61888 ISO R188ZZ ZEN SFR188 NKE 61888-MA SKF D/WRW188R-2Z CX 61884 FBJ FR188ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in SFR188ZZ products，there is large inventory of AST SFR188ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SFR188ZZ Which AST SFR188ZZ 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
  119044X/119085	44,45	85	24,75	Gamet	Tapered Roller Bearings
  181118/ 181190	118	190	47,62	Gamet	Tapered Roller Bearings
  32210A	50	90	24,75	ZVL	Tapered Roller Bearings
  52418	90	190	135	NACHI	Thrust Ball Bearings
  6305-2RS	25	62	17	CRAFT	Deep Groove Ball Bearings
  6411N	55,000	140,000	33,000	SNR	Deep Groove Ball Bearings
  6904F2	20	36	9	KBC	Deep Groove Ball Bearings
  70/950 AMB	1360	950	180	SKF	Angular Contact Ball Bearings
  71909 CE/P4AL	68	45	12	SKF	Angular Contact Ball Bearings
  7324 B-UD	120	260	110	CX	Angular Contact Ball Bearings
  CX140				CX	Wheel Bearings
  GE 20 ES	20	35	16	SIGMA	Plain Bearings
  MRJ 2.1/4	57,15	127	31,75	SIGMA	Cylindrical Roller Bearings
  NJ218R	90	160	30	KOYO	Cylindrical Roller Bearings
  SB610D	610	720	55	KOYO	Deep Groove Ball Bearings
  SL04-5018LLNR	90,000	140,000	67,000	NTN	Cylindrical Roller Bearings
  VEB 120 /NS 7CE1	120	165	22	SNFA	Angular Contact Ball Bearings
  HMV31E			46	SKF	HYDRAULIC NUTS
  5207-CZZ	35	72	27.0	MRC	DOUBLE ROW ANGULAR CONTACT BALL BEARINGS
  NN-3012-KMSP/5	60	95	26	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS