20 MM SHAFT 30 MM OD 5 MM WIDTH DOUBLE LIP OIL SEAL HMSA10 DESIGN 20 MM SHAFT, 30 MM OD, 5 MM WIDTH, DOUBLE LIP OIL SEAL, HMSA10 DESIGN, NITRILE RUBBER (NBR) LIP MATERIAL, SOLID; Part Number: 20X30X5HMSA10RG; Category: Machine Parts; Subcategory: Seal