uxcell SMR74ZZ Deep Groove Ball Bearings 4mm x 7mm x 2.5mm Double Shielded Stainless Steel 2pcs
Special Features
- SMR74ZZ (I.D.=4mm, O.D.=7mm, Thickness=2.5mm)
- SMR74-2Z bearings are shielded on BOTH SIDES to keep lubricant in
- Made of 440C Stainless Steel, features with stronger rust and corrosion resistance ability
- ABEC Tolerance 1 (P0), Z2 Noise Level for most general use
- Static load rating of 106N and dynamic load rating of 252N
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