(dimensions in inches)

Bearing Type - Open

Bore Dia (d) - 0.1875

Outer Dia (D) - 0.3750

Width (B) - 0.1250

Radius (min) (rs) - 0.004

Dynamic Load Rating (Cr) - 136

Static Load Rating (Cor) - 49

Max Speed (Grease) (X1000 RPM) - 50

Max Speed (Oil) (X1000 RPM) - 60

Max. Shaft Shoulder Dia. Inner (Li) - 0.2

Min. Housing Shoulder Dia., Outer (Lo) - 0.3

Ball Qty - 8

Ball Dia (Dw) - 0.0625

Weight (g) - 0.81

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:SR166
• Inner Diameter：4,7625mm Outer Diameter：9,525mm Width：3,175mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:sawing machine,set bacteria instrument,other processing,stamping die,Chromatography Products,ventilation fans,Broadcasting System,instrument,pump,motor,CNC
• Similar models:SKF D/WR166R NTN FLRA166Z NMB R-1660HH AST SR166ZA0205 AST SFR166ZZ AST SFRW166 ISO R166 NSK B25-166QPSZM SKF D/WR166-2Z NSK FR166ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in SR166 products，there is large inventory of AST SR166 . We has been built up long-term cooperation with AST company, could make a bulk order of the SR166 Which AST SR166 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
  305263-1	200	289,5	76	KOYO	Angular Contact Ball Bearings
  6002ZZE	15	32	9	NACHI	Deep Groove Ball Bearings
  81130	150,000	190,000	31,000	NTN	Thrust Ball Bearings
  HK 0606	6	10	6	NBS	Needle Roller Bearings
  NJ220-E-TVP3+HJ220-E	100	180	34	NKE	Cylindrical Roller Bearings
  NJ3352	260	540	206	ISO	Cylindrical Roller Bearings
  NUP18/630	630	780	69	CX	Cylindrical Roller Bearings
  PASE1-3/8	34,925			INA	Bearing Units
  RTUE50	50			NKE	Bearing Units
  UELS310D1N	50,000	110,000	49,2	NTN	Deep Groove Ball Bearings
  SYNT 75 LW	75	90	71	SKF	Bearing Units
  W 617/3 R	3	6	2	SKF	Deep Groove Ball Bearings
  488011	11	32	.3937	New Departure	DEEP GROOVE BALL BEARINGS
  1215R	130	75	25	FED	DEEP GROOVE BALL BEARINGS
  FR1-5	.0937	.3125	.1406	ISC	DEEP GROOVE BALL BEARINGS
  SSZ99R-2A	.1250	.5000	.1719	New Departure	DEEP GROOVE BALL BEARINGS
  16092	460	680	71	STEYR	DEEP GROOVE BALL BEARINGS
  302-SFF	15	42	13	MRC	DEEP GROOVE BALL BEARINGS
  30256	280	500	80	CONSOLIDATED	TAPERED ROLLER BEARINGS
  TC-2233	1.3750	2.0625	.0781	CONSOLIDATED	THRUST NEEDLE BEARINGS