(dimensions in inches)

Bearing Type - Flanged Shielded

Bore Dia (d) - 0.1875

Outer Dia (D) - 0.3750

Width (B) - 0.1250

Radius (min) (rs) - 0.004

Flange Dia (Df) - 0.4220

Flange Width (Bf) - 0.031

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 (Ui) - 0.2

Min. Housing Shoulder Dia., Outer (Uo) - 0.347

Ball Qty - 8

Ball Dia (Dw) - 0.0625

Weight (g) - 0.97

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: SFR166ZZ
• Inner Diameter：4,7625mm Outer Diameter：9,525mm Width：3,175mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:extruder,Anti-defibrillation pacing,Other Machine Tools,EEG,stacker lift platform,medical equipment,Solenoid Valves,other lathe,labor insurance,Antenna Industry,rock drilling machinery
• Similar models:NTN R166ZZ AST SFR166-TT NMB R-1660DD AST SFRW166ZZ SNR AB41668 NSK FR166 SKF D/WRW166R ZEN R166 ISO FR166ZZ FBJ R166
• BEARING POWER International Trading Co.,Ltd. specialize in SFR166ZZ products，there is large inventory of AST SFR166ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SFR166ZZ Which AST SFR166ZZ 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
  23164-K-MB-W33+OH3164-H	320	540	176	NKE	Spherical Roller Bearings
  32319 J2	200	95	71,5	SKF	Tapered Roller Bearings
  61807	47	35	7	SKF	Deep Groove Ball Bearings
  693	3	8	3	FBJ	Deep Groove Ball Bearings
  78225/78551	57,15	140,03	36,512	CX	Tapered Roller Bearings
  87013	13	32	12,7	CYSD	Deep Groove Ball Bearings
  99587/99100	149,225	254	67,945	Timken	Tapered Roller Bearings
  LL575349/10	539,75	635	50,8	ISO	Tapered Roller Bearings
  NA4911S	55	80	25	NTN	Needle Roller Bearings
  NK35/20	35	45	20	ZEN	Needle Roller Bearings
  NU2308-E-TVP2	40	90	33	FAG	Cylindrical Roller Bearings
  RNA499	12	20	11	ISO	Needle Roller Bearings
  RTUEO 90	90			NKE	Bearing Units
  316	80	170	39	FAG	DEEP GROOVE BALL BEARINGS
  NK5/10	10		10	INA	NEEDLE BEARINGS
  FL69/1.5	1.5	5	2	NTN	DEEP GROOVE BALL BEARINGS
  SL-12C	.7500	1.8504	.5511	Sealmaster	BALL BEARINGS
  3BPPL	15	42	13	RIV	DEEP GROOVE BALL BEARINGS
  6302TP/5	15	42	13	CONSOLIDATED	DEEP GROOVE BALL BEARINGS
  RCB-5/8	.8750		1.0000	CONSOLIDATED	NEEDLE BEARINGS