Panasonic roller ring for microwave ovens. The Panasonic part number for this roller ring isE290D5850GP. It has a diameter of 270mm and fits various models. The roller ring is used to support the glass tray as it rotates. Over time the roller ring can perish or the wheels may fall off. To check if this roller ring will fit your oven compare the dimensions to your original one. Alternatively refer to the model compatibility list below.Model compatibility list forE290D5850GP:JLFSMWC003, NNA811ABBPQ, NNA811ABGPG, NNA811ABSPG, NNA811ABUPG, NNA813ABBPQ, NNA813ABEPG, NNA813ABQPQ, NNA813ABQXQ, NNA814ABERG, NNA814ABSRG, NNA823MBBPQ, NNA823MBBTQ, NNA823MBBXQ, NNA850CBBPQ, NNA850CBGPG, NNA850WBBPQ, NNA850WBGPG, NNA860CBUPG, NNA860WBEPG, NNA860WBSPG, NNA860WBUPG, NNA872SBBPQ, NNA873SBBXQ, NNA873SBEPG, NNA873SBEXG, NNA873SBKTE, NNA873SBKXE, NNA873SBMPQ, NNA873SBPTE, NNA873SBPXE, NNA873SBQPQ, NNA873SBQXQ, NNA873SBWPG, NNA873SBWXG, NNA873SBYPQ, NNA874SBSRG, NNA880CBBPQ, NNA880WBBPQ, NNA880WBGPG, NNA883WBBPQ, NNA883WBBTQ, NNA883WBBXQ, NNA883WBEPG, NNA883WBETG, NNA883WBEXG, NNA883WBQPQ, NNA883WBQTQ, NNA883WBQXQ, NNA883WBSPG, NNA883WBSTG, NNA883WBSXG, NNA890WBEPG, NNA890WBSPG, NNA890WBUPG, NNC703BBPQ, NNC703BEPG, NNC703BGPG, NNC703BWPG, NNC753BBPQ, NN-C827MBBPQ, NN-CT850WEPG, NN-CT857WBPQ, NN-CT857WEPG, NN-CT857WSPG, NN-CT867MBPQ, NN-CT870SEPG, NN-CT870WBPQ, NN-CT878SBJQ, NN-CT878SBPQ, NN-CT878SEPG, NN-CT878SWPG, NN-CT880MBPQ, NN-CT890SBPQ