You can use following filter to replace Kenmore part number KC44KDMTZ000
https://www.ezvacuum.com/hoover-303903001-primary-filter-for-windtunnel-air-upright-vacuum.html
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You can use following filter to replace Kenmore part number KC44KDMTZ000
https://www.ezvacuum.com/hoover-303903001-primary-filter-for-windtunnel-air-upright-vacuum.html