To find the replacement parts for your vacuum start by identifying your model number. If you do not know your model visit this page to help identify. Then select your model from the list on the left side of the page. This will open a diagram as the one shown below.
Parts List for WS0400SS
Key No. Part Number Description 1 832086 Rocker Switch 2 831388 Float 3 818977-1 Filter Cage 4 510277-1 Latch Assembly 5 835179 Caddy 6 331605 Caster 7 WS17809A Utility Nozzle 8 WS17810A Wet Nozzle 9 WS17808A Extension Wand 10 WS17820A Locking Hose 11 WS32045F Filter Bag with Retaining Band 12 WS11045F Qwik Lock® Filter 13 SP6918 Owner's Manual