(dimensions in inches)

Bearing Type - Shielded

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.5000

Width (B) - 0.1875

Radius (min) (rs) - 0.006

Dynamic Load Rating (Cr) - 207

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) - 2.32

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:SR188ZZ
• Inner Diameter：6,35mm Outer Diameter：12,7mm Width：4,7625mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-12
• Application:ventilation fans,small diesel generators,hydraulic actuator,office outdoor camping equipment,Vertical pull,sterilizers,fruit and vegetable processing,car,Die,Seals,electric pump
• Similar models:FAG 61884-M ISB R188ZZ AST SFRW188ZZ NTN FLR188 ISO 61884 ZEN R188-2Z ISB R188 ZEN 61884 SKF D/WR188R ISO FR188ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in SR188ZZ products，there is large inventory of AST SR188ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SR188ZZ Which AST SR188ZZ 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
  22207RHR	35	72	23	KOYO	Spherical Roller Bearings
  22334MBK	170	360	120	AST	Spherical Roller Bearings
  33014/DF	70	110	62	SKF	Tapered Roller Bearings
  6206 ZZ	30	62	16	ISO	Deep Groove Ball Bearings
  61888 MA	540	440	46	SKF	Deep Groove Ball Bearings
  638ZZ	8	28	9	ISO	Deep Groove Ball Bearings
  7903UADG/GNP42	17	30	7	NTN	Angular Contact Ball Bearings
  8578/8520	241,3	327,025	52,388	NSK	Cylindrical Roller Bearings
  AC-6301	12	37	12	NTN	Deep Groove Ball Bearings
  ACT007BDB	35	62		KOYO	Angular Contact Ball Bearings
  HCB71916-E-2RSD-T-P4S	80	110	16	FAG	Angular Contact Ball Bearings
  KZK 15x21x10	15	21		NBS	Needle Roller Bearings
  NU2304E	20	52	21	CYSD	Cylindrical Roller Bearings
  SAZP15N	15,88	38,1	19,05	LS	Plain Bearings
  SB 35A	35	55	30	IKO	Plain Bearings
  AHX330	150	145		FAG	WITHDRAWAL SLEEVES
  GE6DO	6	14	6	INA	SPHERICAL PLAIN BEARINGS
  32205	25	52	18	SNR	TAPERED ROLLER BEARINGS
  NA2208P-2RS	40	80	23	SKF (Old No.)	NEEDLE BEARINGS
  NA-4988	440	600	160	CONSOLIDATED	NEEDLE BEARINGS