RIF-4 ZZ Flanged Ball Bearing 5/64" x 1/4" x 9/64" Outer Diameter - 4 1/4 inch (4.25") outer diameter is 2 1/4"

outer diameter is 2 1/4" and width is 3/8"

Bearing No: NA201

the 6238C3T179 outer diameter is 340mm

51211 Thrust Ball Bearing

NMB: L-940ZZ

RIF-4 ZZ Flanged Ball Bearing 5/64" x 1/4" x 9/64" Outer Diameter - 4 1/4 inch (4.25") outer diameter is 2 1/4"RIF 4ZZ Flanged Shielded Ball Bearing 5 64" x 1 4" x 9 64" inch One Bearing RIF 4ZZ Flanged Shielded Ball Bearing, Bearing inner diameter is 5 64" Inch, Bearing outer diameter is 1 4" Inch and Bearing width is 9 64" Inch, each Comes with double metal shields (ZZ) to keep out dust and dirt, plus its pre lubricated with grease so its ready to roll right away. RIF 4ZZ Flanged Ball Bearing Deep Groove Ball Bearing Shield Double Metal Shields for dust