MAGNUM R & O HYDRAULIC OIL is a general purpose hydraulic oil formulation containing highly effective rust and oxidation inhibitors, plus a moderate anti-wear additive and foam dispersant package. MAGNUM R & O Hydraulic Oil is suitable for use in hydraulically actuated equipment, both old and new, where service requirements are normal to moderate and long-term, heavy-duty wear protection is not critical. MAGNUM R & O Hydraulic Oil has excellent low temperature properties for use in cold climates.