Cooking Appliances Parts WB13K21 for GE Gas Oven Range Ignitor Norton 501A Glowbar PS231280 AP2020569 #0080/59 Direct replacement GE part number WB13K21. It has a plug end connected to it and 2 ceramic wire nuts included. The wire leads measure 8" long to end of plug. The ceramic bar measures 1.5" long and metal shield around ignitor. Designed to fit specific models. Ignitor is manufactured by Coorstek, packaged in a Robertshaw Uni-Line Box. Replacement for numbers 501A, PS231280 and AP2020569.