Air End Repair Kit, Compatible with Grainger Part Number 20LR16, 20LR17, 20LR18, 20LR19, 20LR20, 20LR21, 20LR22, 20LR23, 20LR24, 22A398, 40XD28, 40XD29, 40XD30, Compatible with Manufacturer Model Number E5SP5F559C-FP, Includes Diverter, U-Cup, Product Type Air End Repair Kit, Compatible with Series 1/2 In. E-SERIES ALUMINUM; 1/2 In. E-SERIES POLYPROPYLENE; 1/2 In. E-SERIES STAINLESS; 1/2 In. E-SERIES STAINLESS FP, Compatible Connection Media Type Air