(dimensions in inches)

Bearing Type - Flanged Open with Extended Inner

Bore Dia (d) - 0.2500

Outer Dia (D) - 0.6250

Outer Width (Bo) - 0.1960

Inner Width (Bi) - 0.2272

Radius (min) (rs) - 0.012

Flange Dia (Df) - 0.6900

Flange Width (Bf) - 0.042

Dynamic Load Rating (Cr) - 283

Static Load Rating (Cor) - 112

Max Speed (Grease) (X1000 RPM) - 38

Max Speed (Oil) (X1000 RPM) - 45

Max. Shaft Shoulder Dia. Inner (Li) - 0.4

Min. Housing Shoulder Dia., Outer (Lo) - 0.5

Ball Qty - 8

Ball Dia (Dw) - 0.0937

Weight (g) - 4.82

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: SFRW4
• Inner Diameter：6,35mm Outer Diameter：15,875mm Width：mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:medical equipment,food safety,chamfering machine etc,pressure control valve,electronic components,Insect Capture,food sterilization,Individual Wire,electrostatic protection,shaft milling machine,tapered grinder
• Similar models:ISB MF63 KOYO 6224ZX SKF W6000-2RS1/VP311 ISO 61820 NSK 6020 CX 618/1-2RS Timken GYE15KRRB FBJ 63010-2RS KOYO 6214N CYSD 16009
• BEARING POWER International Trading Co.,Ltd. specialize in SFRW4 products，there is large inventory of AST SFRW4 . We has been built up long-term cooperation with AST company, could make a bulk order of the SFRW4 Which AST SFRW4 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
  2220-2RS	100	180	46	KOYO	Self-Aligning Ball Bearings
  22211-E-K-W33	55	100	25	NKE	Spherical Roller Bearings
  231/710-B-MB	710	1150	345	FAG	Spherical Roller Bearings
  22348-E1A-K-MB1	240	500	155	FAG	Spherical Roller Bearings
  33006F	30	55	20	Fersa	Tapered Roller Bearings
  513002	35	72,04	33	Timken	Angular Contact Ball Bearings
  63210-2RS	50	90	30,2	CX	Deep Groove Ball Bearings
  6381/6320	54,988	135,755	53,975	ISO	Tapered Roller Bearings
  6416	80	200	48	NTN	Deep Groove Ball Bearings
  GE 6 SB	6	16	9	ISB	Plain Bearings
  ICOS-D1B03 TN9	17	40	12	SKF	Deep Groove Ball Bearings
  KTSO25-PP-AS	25			INA	Linear Bearings
  NP218 E	90	160	30	CX	Cylindrical Roller Bearings
  NU2317-E-TVP2	85	180	60	FAG	Cylindrical Roller Bearings
  PW781300090CSHD	78	130	90	PFI	Tapered Roller Bearings
  RE 50025	500	550	25	ISB	Thrust Roller Bearings
  SCE8VUU	8			Samick	Linear Bearings
  SS 6006-ZZ	30	55	13	ISB	Deep Groove Ball Bearings
  UCFC204	20			SNR	Bearing Units
  NJ2203	17	40	16	FAG	CYLINDRICAL ROLLER BEARINGS