(dimensions in inches)

Bearing Type - Flanged Shielded with Extended Inner

Bore Dia (d) - 0.1875

Outer Dia (D) - 0.3750

Outer Width (Bo) - 0.1250

Inner Width (Bi) - 0.1562

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: SFRW166ZZ
• Inner Diameter：4,7625mm Outer Diameter：9,525mm Width：mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:meat products machine,security equipment,key lock,surgical instruments,electric pump,tower crane,chemical instruments,marine analysis,Safety protection,training beds etc,medical equipment
• Similar models:ZEN SFR166-2Z NSK R166 ISO R166-2RS ZEN SR166 ISB FR166ZZ ZEN SFR166-2TS ISB R166 ISB FR166 AST SFRW166ZZ ISO FR166ZZ
• BEARING POWER International Trading Co.,Ltd. specialize in SFRW166ZZ products，there is large inventory of AST SFRW166ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SFRW166ZZ Which AST SFRW166ZZ 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
  130RN92	130	213		Timken	Cylindrical Roller Bearings
  53316	80	140	47,6	NKE	Thrust Ball Bearings
  331729	680	360	330	SKF	Tapered Roller Bearings
  53211	55	90	27,3	NKE	Thrust Ball Bearings
  71916 ACE/HCP4AH1	110	80	16	SKF	Angular Contact Ball Bearings
  E 275 /S 7CE1	75	130	25	SNFA	Angular Contact Ball Bearings
  FW309	41	68	40	FAG	Tapered Roller Bearings
  GEEW30ES-2RS	30	47	30	LS	Plain Bearings
  JM205149/JM205110	50	90	28	Timken	Tapered Roller Bearings
  K18X22X17	18	22	17	FBJ	Needle Roller Bearings
  M6314ZZ	70	150	35	KOYO	Deep Groove Ball Bearings
  NNU49/710	710	950	243	KOYO	Cylindrical Roller Bearings
  NU 29/1320 ECFR	1720	1320	230	SKF	Thrust Ball Bearings
  SB202-10	15,875	40	22	KOYO	Deep Groove Ball Bearings
  SL183048	240	360	92	INA	Cylindrical Roller Bearings
  AY-15-2RS	15	28	7	ADR	DEEP GROOVE BALL BEARINGS
  D-38	4.4687	2.8125		INA	THRUST BALL BEARINGS
  KF055XPO	5.5000	7.0000	.7500	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS
  3L02	15	32	9	New Departure	DEEP GROOVE BALL BEARINGS
  SUCSP205-16	1.0000			PTI	STAINLESS STEEL PILLOW BLOCKS