The Nilfisk GM626 Industrial Vacuum Cleaner and the Nilfisk GB726 3 Ph Industrial Vacuum Cleaner and the Nilfisk GB826 three phase industrial vacuum cleaner 16,000 cm2 Gore-Tex PES heat resistant main filter, for bakeries and animal crematoriums.
Should you consider using these filters in the Nilfisk GS83 and GM83 or the Nilfisk GB733 or the Nilfisk GB833 three phase industrial vacuum cleaner or the Nilfisk GB933 3 phase industrial vacuum cleaner or the Nilfisk GB1033 3 phase industrial vacuum cleaner just note, the top edge of this filter is a bit less in diameter than that required, and also the loops will all be in the wrong places.
It will fit the Nilfisk GS82 and GM82 Industrial Vacuum Cleaner as well as the Nilfisk GM625 Industrial Vacuum Cleaner and the oval Nilfisk GB725 3 Ph Industrial Vacuum Cleaner BUT it will be very, very long. The standard filters are 6,600 cm2 in area.
Other filters that fit these same machines are 61854000 Cotton, 62048600 Gore No-stat and 82243300 Nomex which is heat resistant.
At the moment, as postage is capped at a maximum of $20, maximise the saving on postage and buy some of the related parts below, such as dustbags and the other filters or a new hose or floor tool!