overhauling kit for 821 emergency valve 785260 1000 to kbi kit no xki kit 02607 one set c onsists of 21 items 1 ring gasket 1 flange part no 731056 qty 1 no 2 ring gasket 1 flange pa rt no 731056 qty 2 nos 3 ring gasket part no 731258 qty 1 no 4 felt strainer part no 734454 qty 1 no 5 seal part no 748688 qty 1 no 6 washer vent valve part no 748698 qty 1 no 7 dia phragm part no 734850 qty 1 no 8 nut elastic stop part no 749414 qty 1 no 9 retaining rin g zinc plated part no 748695 qty 1 no 10 o