ARO PE10P-FPS-PAA-AS0 Pump Part Exploded View Diagram & 1" Non-Metallic Expert Series Repair Parts PDF Manual. Air Section Service Kit: 637397, Fluid Section Service Kit: 637396-AA, Fluid Section Service Kit with Seats: 637396-PAA, Major Valve Service Assembly: 637395-2, Flange Connection Kit: 67341-E10N Available. Replacement Diaphragm, Seat, Balls, O-Ring, Seal, Rod, Manifold, Fluid Cap, Washer, Bolt, Nut, Plug, Gasket, Fluid Cap, Center Body, Valve Plate, Spool, Muffler.