As an Amazon Associate, we earn from qualifying purchases. Home » IHP » J3894 Desa #31 Orifice - NG - J3894 IHP . J3894 Attributes Brand name, Manufacturer name, ManufacturerIHP Extra Product NameDesa #31 Orifice - NG - J3894 keywordsihp, fmi, firebox, replacement parts, tudor, 31, orifice, 104506-27, J3894 moq, multiple, tierMinQty11 MPN, SKUJ3894 snippetReplacement NG #31 orifice for Desa gas fireplaces. OEM Desa part # J3894 tierPrice17.25 Distributor offers SellerSKUMOQIn stockMultiplePrices Stove Parts UnlimitedJ3894111 @ $7.25