10-Pack 5x11x4 Stainless Steel Shielded Miniature Bearing 7019CYP5 ID (inner diameter)/Bore=7mm

ID (inner diameter)/Bore=7mm

Size is 20mmx 32mmx 45mm

the NJ311MY inner diameter is 55mm

Dynamic load rating Cr: 119

10-Pack 5x11x4 Stainless Steel Shielded Miniature Bearing 7019CYP5 ID (inner diameter)/Bore=7mm5 x 11 x 4 Stainless Steel Ball Bearings 10 Ball Bearings 5 x 11 x 4 Stainless Steel Ball Bearings, Bearings are made from stainless steel, each Comes with double metal shields (ZZ) to keep out dust and dirt, additionally, these bearings come pre lubricated with grease for smooth operation. 5 x 11 x 4 Ball Bearings Deep Groove Ball Bearings Material: Stainless Steel Shield Double Metal Shields for dust protection (ZZ) Lubrication: Pre lubricated with