Hoover # 38765019 / 38765023 secondary vacuum cleaner filter. Fits most WindTunnel self-propelled models. This filter fits inside the Hoover WindTunnel bag chamber. Genuine Hoover secondary vacuum filter.
Fits but limited to the following Hoover upright vacuum models:C1701900, C1703900, C1705900, U5140900, U5145900, U5146900, U5148900, U5150900, U5155900, U5156900, U53019RM, U53029RM, U5348911, U5402900, U5409955, U5416900, U54219RM, U5435906, U5436950, U5438960, U5453900, U5458900, U5458910, U5460900, U5462900, U5467900, U5468900, U5470900, U5473900, U5481980, U5491900, U5491950, U64019RM, U6420900, U6434900, U6436900, U6445906, U6454900, U6471900, U6476900, U6476910, U6485900, UH30015, UH30030HD, UH50000.