SSR-840ZZ NHBB 4 MM ID X 8 MM OD X 3 MM W Stainless Steel Radial Bearing-USA
The NHBB Numbering System is explained below P25 – Radial Play of 0.0002″ to 0.0005″. LY75 – Lubrication, Chevron SRI-2. 840 – 8 MM OD, 4 MM ID. H – Crown Cage Style, Land Piloted. S – 440C Stainless Steel Ring Material.