oem panasonic microwave roller ring: nnsd654w, nn-sd654w, nnsn651b, nn-sn651b, nnsa651s, nn-sa651s panasonic this microwave roller ring is for the the following panasonic microwaves: nnsd654w, nn-sd654w, nnsn651b, nn-sn651b, nnsa651s, nn-sa651s if your microwave is not listed above, please send us a message so we may help you obtain the correct part!