SDKF6305 Bearing Details: Size: 25x62x17 mm Material: Chrome steel/GCr15/SAE52100/100Cr6/SUJ2 Qanlity: P0, P6, P5 Clearance: C0, C3, C4 Vibration: Z1, Z2, Z3 Sealing: OPEN / ZZ = Iron seals, on both sides / 2RS = rubber seals, on both sides / 2RZ = non-contact rubber seals on both sides Packing: Single box + Paper carton + Pallet/ Industrial packaging + Paper carton + Pallet Service: OEM