Filters, Regulators, & Lubricators (FRL's) Liquidator Filters Liquidator Filters | Replacement Cartridges and Elements | Repair Kit Bowl O-Rings | Replacement Polycarbonate Bowls | Replacement Metal Bowls with Drain Seat | Drain Kits | Polycarbonate Bowl Guard Kits Couplers / Connectors 210-310 Series | Air Hose Nipples | Full Bore® Series Industrial Interchange | Hi-Flow Series Industrial Interchange | MS Series Industrial Interchange | PR Series Connector Plugs | PR Series Couplers | Safety Air Fuse Valves | Type "A" Hose Couplers | Universal Hose Couplers Hoses and Fittings Swivels | Nylon Recoil Hoses | P-Series Polyurethane Coiled Hoses | Premium Rubber Hose | Bulk Hose | Hose Clamps | Hose Whips (250 psig max working pressure)