(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：2025-04-22
• Application:rolling mill roll neck and slowdown device,root canal filling,tower crane,Industrial,Flame Cutting,hydraulic actuator,food / grain / food equipment,hydraulic connector,EEG,electric pump,motorcycle
• Similar models:SKF D/WR188-2RS1 SKF D/WR188R-2Z ISO FR188ZZ AST SFR188ZZ ISO 61880 ISO 61884 FBJ FR188 AST SRW188 AST SFR188-2RS AST SRW188ZZ
• 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
  0-30	95,25	134,938	31,75	FBJ	Thrust Ball Bearings
  231/600R	600	980	300	KOYO	Spherical Roller Bearings
  3586/3525	45,237	87,312	30,162	FBJ	Tapered Roller Bearings
  6307ZZK+H307X	35,000	80,000	35,000	NTN	Deep Groove Ball Bearings
  71810 CD/HCP4	65	50	7	SKF	Angular Contact Ball Bearings
  AST40 1415	14	16		AST	Plain Bearings
  HM89443/HM89410	33,338	76,2	29,37	NSK	Tapered Roller Bearings
  LJT9.1/2	241,3	187,325	50,8	RHP	Angular Contact Ball Bearings
  N222-E-M6	110	180,5	38	NKE	Cylindrical Roller Bearings
  NKX70	70	95		NTN	Complex Bearings
  RNA 4908UU	48	62	22	IKO	Needle Roller Bearings
  SBPFL205	23,8125		27	FYH	Bearing Units
  SF1634	80,000	140,000	26,000	NTN	Angular Contact Ball Bearings
  306W	30	72	19	FAF	DEEP GROOVE BALL BEARINGS
  FY115/16WF	1.9375			SKF	PILLOW BLOCKS
  73L10	50	80	16	New Departure	DEEP GROOVE BALL BEARINGS
  6248-R	240	440	72	CONSOLIDATED	ANGULAR CONTACT BALL BEARINGS
  NU-316	80	170	39	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  GE-50AW	50	130	33.5	CONSOLIDATED	SPHERICAL PLAIN BEARINGS
  VSA250955	855	1096		CONSOLIDATED	SLEWING BEARINGS