Only fits Shark HV320, HV320C, HV320W, HV321, HV321C, HV322, HV322BRN, HV322Q, HV322QBK, HV322QBL, HV322QF, HV322QGN, HV323, HV324Q, HV324QBK, HV324QBL, HV324QCB, HV324QF, HV325, UV330, UV422, UV422CCO, UV425CCO, HV370, HV371, HV343AMZ, HV372, QS371QBK, QS371QBL, QS371QGN, and QS371QRW This is an OEM part, # 177FPV422 his item is a wearable part. Per manufacturer, normal wear and tear of wearable parts, which require regular maintenance and/or replacement to ensure the proper functioning of your unit, are not covered by warranty. For Return and Refund, please refer to Amazon’s Return and Refund policy. Shark Pre-Motor Filter Cover Cap Lid for UV422 UV422CCO HV320 HV320C HV320W HV321 HV322 Rocket Stick Vacuum..