(dimensions in inches)

Bearing Type - Flanged Shielded

Bore Dia (d) - 0.1250

Outer Dia (D) - 0.2500

Width (B) - 0.1094

Radius (min) (rs) - 0.004

Flange Dia (Df) - 0.2960

Flange Width (Bf) - 0.031

Dynamic Load Rating (Cr) - 54

Static Load Rating (Cor) - 17

Max Speed (Grease) (X1000 RPM) - 67

Max Speed (Oil) (X1000 RPM) - 80

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

Min. Housing Shoulder Dia., Outer (Uo) - 0.226

Ball Qty - 7

Ball Dia (Dw) - 0.0394

Weight (g) - 0.48

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:SFR144ZZ
• Inner Diameter：3,175mm Outer Diameter：6,35mm Width：2,77876mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-24
• Application:Small air generators,Hydraulic Press,Food testing,Industrial Electromechanical,Spectrum Products,historical instruments,shaft milling machine,Body shaping,wire industry,stamping die and its equipment,paint paint
• Similar models:ISO R144-2RS FBJ R144 AST SRW144-TT NTN R144ZZA SKF D/WR144J-2Z SKF D/WR144JR-2Z AST SFR144ZZ SKF D/WRW144R SKF D/WR144R AST SR144
• BEARING POWER International Trading Co.,Ltd. specialize in SFR144ZZ products，there is large inventory of AST SFR144ZZ . We has been built up long-term cooperation with AST company, could make a bulk order of the SFR144ZZ Which AST SFR144ZZ 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
  230/500E	500	720	167	NACHI	Cylindrical Roller Bearings
  2LA-HSE912ADG/GNP42	60	85	13	NTN	Angular Contact Ball Bearings
  307506/307636G	506	636	187	Gamet	Tapered Roller Bearings
  355/353D+X3S-355	44,45	90,119	50,795	Timken	Tapered Roller Bearings
  6018 M	140	90	24	SKF	Deep Groove Ball Bearings
  7224 ADB	120	215	80	ISO	Angular Contact Ball Bearings
  7320DB	100	215	47	NACHI	Angular Contact Ball Bearings
  HH949549/HH949510DC+HH949549XA	228,6	488,95	254	Timken	Tapered Roller Bearings
  K20X24X10.6	20,000	24,000		NTN	Needle Roller Bearings
  K37X42X27.8	37,000	42,000		NTN	Needle Roller Bearings
  N236	180	320	52	KOYO	Cylindrical Roller Bearings
  NU 2264 ECMA	580	320	150	SKF	Thrust Ball Bearings
  NUP2313-E-MPA	65	140	48	NKE	Cylindrical Roller Bearings
  R0725V	35,000	72,000	20,600	NTN	Cylindrical Roller Bearings
  RNA4904-RSR	25	37	17	INA	Needle Roller Bearings
  S71900 CE/P4A	10	22	6	SKF	Angular Contact Ball Bearings
  120436	.7500	1.2500	2.2500	Rollway	JOURNAL ROLLER ASSEMBLIES
  6313-2RSNR	65	140	33	STEYR	DEEP GROOVE BALL BEARINGS
  GE-440ES	440	600	218	CONSOLIDATED	SPHERICAL PLAIN BEARINGS
  1211	55	100	21	CONSOLIDATED	SELF