{"product_id":"happijac-4820-acme-screw-jack-736515-2-800-lb-single-leg","title":"HappiJac 4820 Acme Screw Jack | 736515 | 2,800 lb | Single Leg","description":"\u003cp\u003eReplace a jack leg on your HappiJac truck camper system with the \u003cstrong\u003eHappiJac 4820 Acme Heavy Duty Screw Jack #736515\u003c\/strong\u003e. Single-leg exact-match replacement — zinc-plated and powder-coated outer tube for corrosion resistance, 2,800 lb lift capacity, and upgradeable to electric operation.\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ We Carry the 4820 Only\u003c\/h3\u003e\n\u003cp\u003eHappiJac makes two model sizes: \u003cstrong\u003e4220 and 4820\u003c\/strong\u003e. This listing is the \u003cstrong\u003e4820\u003c\/strong\u003e variant. Verify your existing jack matches this size before ordering — the 4220 and 4820 are NOT interchangeable.\u003c\/p\u003e\n\n\u003ch3\u003eSingle Jack Leg — One Per Package\u003c\/h3\u003e\n\u003cp\u003eThis kit contains \u003cstrong\u003eone screw jack (one leg)\u003c\/strong\u003e. If replacing multiple jacks, order the corresponding quantity.\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Does NOT Include Turnbuckles or Stabilizing Bar\u003c\/h3\u003e\n\u003cp\u003eKit includes the jack only — required HappiJac turnbuckles and stabilizing bar are sold separately.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLift Capacity:\u003c\/strong\u003e 2,800 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManual override\u003c\/strong\u003e with 360-degree cranking access\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUpgradeable to electric\u003c\/strong\u003e operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWiper at the bottom\u003c\/strong\u003e keeps debris out of the jack leg\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision CAD design\u003c\/strong\u003e for quiet operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCross-Reference\u003c\/h3\u003e\n\u003cp\u003eSupersedes HappiJac \u003cstrong\u003e313774\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eMade in the USA\u003c\/h3\u003e\n\n\u003ch3\u003e1-Year Warranty\u003c\/h3\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine HappiJac (Lippert)\u003c\/strong\u003e 4820 Acme heavy-duty screw jack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSingle leg replacement\u003c\/strong\u003e (one per package)\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e2,800 lb lift capacity\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZinc-plated + powder-coated\u003c\/strong\u003e corrosion-resistant outer tube\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eManual crank with full 360° access\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eUpgradeable to electric\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDebris wiper\u003c\/strong\u003e at the bottom\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4820 model only\u003c\/strong\u003e — verify vs 4220 before ordering\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eTurnbuckles and stabilizing bar NOT included\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003eSupersedes 313774\u003c\/li\u003e\n  \u003cli\u003eUPC: 848150058850\u003c\/li\u003e\n  \u003cli\u003eMade in USA\u003c\/li\u003e\n  \u003cli\u003eBacked by 1-year warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: HappiJac (Lippert)\u003c\/li\u003e\n  \u003cli\u003ePart Number \/ SKU: 736515\u003c\/li\u003e\n  \u003cli\u003eSupersedes: 313774\u003c\/li\u003e\n  \u003cli\u003eUPC: 848150058850\u003c\/li\u003e\n  \u003cli\u003eType: Acme Heavy Duty Screw Jack (single leg)\u003c\/li\u003e\n  \u003cli\u003eModel: 4820\u003c\/li\u003e\n  \u003cli\u003eLift Capacity: 2,800 lbs\u003c\/li\u003e\n  \u003cli\u003eConstruction: Zinc-plated + powder-coated outer tube\u003c\/li\u003e\n  \u003cli\u003eManual Override: 360-degree cranking access\u003c\/li\u003e\n  \u003cli\u003eElectric Upgrade: Available\u003c\/li\u003e\n  \u003cli\u003eCountry of Origin: USA\u003c\/li\u003e\n  \u003cli\u003eQuantity per Package: 1\u003c\/li\u003e\n  \u003cli\u003eNOT Included: HappiJac turnbuckles and stabilizing bar\u003c\/li\u003e\n  \u003cli\u003eWarranty: 1-year\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lippert","offers":[{"title":"Default Title","offer_id":58147550298415,"sku":null,"price":649.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7663\/0063\/files\/LIPfl8nrgvdaauhehhvycxm.jpg?v=1783444938","url":"https:\/\/thervsurplus.com\/products\/happijac-4820-acme-screw-jack-736515-2-800-lb-single-leg","provider":"The RV Surplus","version":"1.0","type":"link"}