(dimensions in inches)

Bearing Type - Open with Extended Inner

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.5000

Outer Width (Bo) - 0.1250

Inner Width (Bi) - 0.1562

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: SRW188
• Inner Diameter：6,35mm Outer Diameter：12,7mm Width：mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-16
• Application:quality inspection equipment,Gear grinding machine,transistor fittings,molding machine,Pest Monitoring,medical equipment,Material handling equipment,Handling machinery and various industrial machinery,Roller,sheet industry,hot and cold box
• Similar models:ISB 61888MA ZEN SFR188 NTN R188 NTN R188ZZA ZEN 61884 AST SFRW188ZZ SKF D/WR188 ISO R188-2RS NTN FLRA188ZA ISO FR188
• BEARING POWER International Trading Co.,Ltd. specialize in SRW188 products，there is large inventory of AST SRW188 . We has been built up long-term cooperation with AST company, could make a bulk order of the SRW188 Which AST SRW188 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
  2909	45	68	16	INA	Thrust Ball Bearings
  29328	140	240	60	NTN	Thrust Roller Bearings
  5584/5535	63,5	122,238	43,658	Timken	Tapered Roller Bearings
  C 3180 M	650	400	200	SKF	Cylindrical Roller Bearings
  71938 ACD/P4A	190	260	33	SKF	Angular Contact Ball Bearings
  7217DT	85	150	28	NTN	Angular Contact Ball Bearings
  ASTT90 10550	105	110		AST	Plain Bearings
  EE277455/277565	1155,7	1435,1	120,65	NSK	Cylindrical Roller Bearings
  EE649240/649310	609,6	787,4	93,663	KOYO	Tapered Roller Bearings
  K165x173x26	165	173	26	CX	Needle Roller Bearings
  K52X57X17H	52	57		Timken	Needle Roller Bearings
  K81172s-M	360	440		NBS	Thrust Roller Bearings
  LMKP40UU	40	60		Samick	Linear Bearings
  M6310ZZ	50	110	27	KOYO	Deep Groove Ball Bearings
  MRJ 1.3/4	44,45	107,95	26,99	SIGMA	Cylindrical Roller Bearings
  QJ319	95	200	45	NSK	Angular Contact Ball Bearings
  SFR144ZZ	3,175	6,35	2,77876	AST	Deep Groove Ball Bearings
  RAK2	2.0000			FAF	PILLOW BLOCKS
  GE170SW	170	260	54	INA	SPHERICAL PLAIN BEARINGS
  SL045032PP	160	240	109	INA	CYLINDRICAL ROLLER BEARINGS