(dimensions in inches)

Bearing Type - Open

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.5000

Width (B) - 0.1250

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 (Li) - 0.3

Min. Housing Shoulder Dia., Outer (Lo) - 0.4

Ball Qty - 8

Ball Dia (Dw) - 0.0787

Weight (g) - 1.60

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.

• Model Number:SR188
• Inner Diameter：6,35mm Outer Diameter：12,7mm Width：3,175mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:Cylinder Standard,garbage disposal,tobacco machinery,Textile Industry Accessories and Accessories,Storage Device,hot and cold box,Broadcasting System,laser devices,hook,Die,printing machinery
• Similar models:ZEN 61888 AST SFR188 AST SRW188 NKE 61880-M ISB FR188ZZ CX 61888 ZEN SR188-2Z CX 61884 AST SRW188ZZ ISO R188-2RS
• BEARING POWER International Trading Co.,Ltd. specialize in SR188 products，there is large inventory of AST SR188 . We has been built up long-term cooperation with AST company, could make a bulk order of the SR188 Which AST SR188 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
  2B-DE08A11	42	80	45	NTN	Angular Contact Ball Bearings
  6010	50	80	16	KOYO	Deep Groove Ball Bearings
  71902 CE/P4AH	28	15	7	SKF	Angular Contact Ball Bearings
  71910 CE/HCP4AL	72	50	12	SKF	Angular Contact Ball Bearings
  89328	140	240		ISO	Thrust Roller Bearings
  ARZ 7 15 28,4	15	28,4	7	KOYO	Needle Roller Bearings
  K55X60X27H	55	60		Timken	Needle Roller Bearings
  K160x170x46	160	170	46	CX	Needle Roller Bearings
  NNU4934K V	170	230	60	CX	Cylindrical Roller Bearings
  NUP 2311 ECP	120	55	43	SKF	Thrust Ball Bearings
  SFR1-5	2,38	7,938	2,779	ZEN	Deep Groove Ball Bearings
  SL024848	240	300	60	INA	Cylindrical Roller Bearings
  22324CC	120	260	86	SKF	SPHERICAL ROLLER BEARINGS
  GE55SW	55	90	22	INA	SPHERICAL PLAIN BEARINGS
  NAS5060UU	300	460	218	IKO	CYLINDRICAL ROLLER BEARINGS
  88TAD20	88	130	234717 M.SP	Nachi	ANGULAR CONTACT THRUST BALL BEARINGS
  N230E	150	270	45	STEYR	CYLINDRICAL ROLLER BEARINGS
  ML314	70	150	35	Rollway	CYLINDRICAL ROLLER BEARINGS
  93444	.8750	1.2500	2.7500	Hyatt	JOURNAL ROLLER ASSEMBLIES
  SNZ-216..1216	80	70	90	CONSOLIDATED	PILLOW BLOCKS