• 312 NR | 312NR• Inner dimension: 60, Outer dimension: 130, Width: 31, Weight: 1,85, EAN: 7316576680571, Material: Standard bearing steel, Seal: None, open bearing, Clearance: Normal radial clearance, Current insulation: No current insulation, Bore: Cylindrical bore, Ball rows: Single row bearing, Temperature range: -20 to +120 °C, Outer ring: Ring groove with circlip on outer ring, Tolerance class: Tolerance class P0/PN2 / ABEC 1, Material of rolling elements: Standard bearing steel, Cage: Sheet steel