Skf SKF HM520M Hubodometer Part No: HM520M

SKF’s HM520M Hubodometer is a precision-engineered mechanical mileage recorder, built for the demands of heavy-duty trucking and trailer fleets. Encased in die-cast zinc and sealed against moisture with double O-rings, its antifog lens ensures visibility in extreme conditions. Measuring just 4″ by 4″ by 3″ and weighing about 2.36 lbs, it mounts on wheel hubs to produce reliable mileage data for maintenance planning, warranty coverage, and lease audits. Built in the USA and backed by SKF’s reputation, the HM520M delivers consistent performance and longevity in commercial asset tracking.