{"product_id":"oem-goodman-3-16-id-pressure-switch-tubing-for-gmt140-5-a3468601","title":"OEM Goodman 3\/16\" ID Pressure Switch Tubing for GMT140-5 — A3468601","description":"\u003cp\u003eThe OEM Goodman \u003cstrong\u003eA3468601\u003c\/strong\u003e pressure switch tubing is a direct-fit replacement for \u003cstrong\u003eGMT140-5\u003c\/strong\u003e gas furnaces. This 3\/16-inch inside-diameter hose connects the inducer or collector box to the pressure switch, letting the switch sense proper draft before the furnace fires. Cracked, hardened, or disconnected tubing is a common cause of pressure-switch lockouts and no-heat calls, and this genuine-fit replacement restores accurate sensing.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 3\/16 inch\u003c\/li\u003e\n\u003cli\u003eFunction: Pressure switch \/ draft sensing line\u003c\/li\u003e\n\u003cli\u003eMaterial: Heat-resistant flexible tubing\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GMT140-5 furnace\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: A3468601\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman tubing is sized and rated for the furnace's operating temperature and vacuum, so it stays supple and leak-free through repeated heating cycles. Bulk generic hose can be too stiff or the wrong diameter, causing loose port connections and false pressure readings. The correct OEM ID ensures a snug, reliable seal on both nipples.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eVery Easy (1\/5)\u003c\/strong\u003e — Turn off power, pull the old tube off both ports, and press the new tubing fully onto each barbed fitting. A 5-minute repair with no tools. Confirm the routing avoids hot surfaces and has no kinks.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058163335539,"sku":"GOODMAN-12464","price":2.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-3-16-id-pressure-switch-tubing-for-gmt140-5-a3468601","provider":"National HVAC Parts","version":"1.0","type":"link"}