{"product_id":"oem-lennox-65253700-tapered-orifice-79l53","title":"OEM Lennox 65253700 Tapered Orifice — 79L53","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 79L53\u003c\/strong\u003e, also identified by the manufacturer number 65253700, is a genuine OEM tapered orifice designed to regulate and meter gas flow into the burner assembly of compatible Lennox heating systems. The tapered design provides a secure, leak-resistant seat and precise flow characteristics critical to maintaining the correct air-fuel mixture for safe and efficient combustion. Signs of a failing tapered orifice include uneven burner flames, gas odor near the unit, reduced heat output, or ignition failures — all of which can be resolved by installing this direct OEM Lennox replacement.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081046409587,"sku":"LNX-79L53","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-65253700-tapered-orifice-79l53","provider":"National HVAC Parts","version":"1.0","type":"link"}