Timken 99254 Shaft Repair Sleeve

Timken National Redi-Sleeve 99254 is a precision-thin-wall stainless steel shaft repair sleeve designed to restore worn, grooved, or damaged sealing surfaces without shaft replacement or machining. Installed directly over the existing shaft, it provides a smooth, wear- and corrosion-resistant sealing surface for standard radial shaft oil seals, extending seal life in industrial gearboxes, pumps, compressors, electric motors, conveyors, mining equipment, and other rotating machinery. Key specifications include MPN 99254; Series Redi-Sleeve 99000; material stainless steel; design units inch; shaft size range 2.556–2.562 in (64.922–65.075 mm); nominal shaft diameter 2.560 in (65.0 mm); flange outside diameter 2.850 in (72.390 mm); width on shaft 0.787 in (19.99 mm); overall width 0.905 in (22.987 mm); installation depth 1.378 in (35.001 mm); surface finish 10–20 µin Ra (0.25–0.50 µm Ra); lead-free. It is compatible with standard radial shaft seals for approximately 2.560 in diameters and is commonly used in pumps, gearboxes, compressors, electric motors, conveyors, mining and agricultural machinery, wheel hubs, and other rotating power transmission systems; common replacements include SKF Speedi-Sleeve 99254.