Condition: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ... Valve & Regulator Assembly for Samsung DG94-00449A Gas Oven Gas Oven Valve & Regulator Assembly for Samsung DG94-00449A. Replacement for numers AP5332636, PS4241390 , Y-68158-52, A3004031DNAT, Y-68506-92. Regulator is 3/8 x 1/2 inch Female NPT. Designed to fit specific Samsung Range Models. Valve & Regulator Assembly contains a pressure regulator which limits the incoming gas pressure to a safe and constant level for the burners, and a safety valve which ensures that no gas is released until the igniter has received the proper voltage needed to ignite the gas range. Your oven valve & regulator assembly might need to be replaced if: There is not enough gas is getting to the burners or oven Oven is not heating up Oven lights but doesn't stay on