{"product_id":"zenith-1939-1940-vintage-radio-replacement-tank-knob","title":"Zenith 1939–1940 Vintage Radio Replacement Tank Knob","description":"\u003ch2 data-start=\"0\" data-end=\"57\"\u003ePrecision Replacement Knob for Vintage Zenith Radios\u003c\/h2\u003e\n\u003cp data-start=\"58\" data-end=\"420\"\u003eRestore the authentic beauty and performance of your classic Zenith radio with a meticulously crafted replacement knob designed for 1939–1940 models. Built for collectors, restorers, and vintage radio enthusiasts, this tank-style knob offers a perfect press-fit installation, reliable functionality, and an era-correct look that elevates any restoration project.\u003c\/p\u003e\n\u003chr data-start=\"422\" data-end=\"425\"\u003e\n\u003ch3 data-start=\"427\" data-end=\"485\"\u003e\u003cstrong data-start=\"431\" data-end=\"483\"\u003eAuthentic 1939–1940 Zenith Style \u0026amp; Craftsmanship\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"486\" data-end=\"945\"\u003eExperience the satisfaction of bringing your antique radio back to life with a knob that captures the aesthetic and proportions of the original Zenith components. The rich styling, smooth contour, and correct dimensional accuracy make it an essential upgrade for models such as \u003cstrong data-start=\"764\" data-end=\"773\"\u003e5R312\u003c\/strong\u003e, \u003cstrong data-start=\"775\" data-end=\"792\"\u003e4B-314 (1939)\u003c\/strong\u003e, and \u003cstrong data-start=\"798\" data-end=\"808\"\u003e4K-310\u003c\/strong\u003e. Its design reflects the timeless craftsmanship Zenith was known for, making your restoration both functional and historically faithful.\u003c\/p\u003e\n\u003chr data-start=\"947\" data-end=\"950\"\u003e\n\u003ch3 data-start=\"952\" data-end=\"1009\"\u003e\u003cstrong data-start=\"956\" data-end=\"1007\"\u003eEngineered for Perfect Compatibility \u0026amp; Easy Fit\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1010\" data-end=\"1512\"\u003eThis replacement knob is built for table models where the \u003cstrong data-start=\"1068\" data-end=\"1126\"\u003econtrol shafts do not extend through the cabinet holes\u003c\/strong\u003e, reaching neatly back inside the cabinet for a secure press-fit. With a \u003cstrong data-start=\"1199\" data-end=\"1214\"\u003e1-inch base\u003c\/strong\u003e, \u003cstrong data-start=\"1216\" data-end=\"1233\"\u003e1 3\/4\" height\u003c\/strong\u003e, \u003cstrong data-start=\"1235\" data-end=\"1254\"\u003e1\/4\" shaft hole\u003c\/strong\u003e, and an \u003cstrong data-start=\"1263\" data-end=\"1288\"\u003e11\/16\" internal shaft\u003c\/strong\u003e, it fits seamlessly onto either \u003cstrong data-start=\"1321\" data-end=\"1346\"\u003esplit or solid shafts\u003c\/strong\u003e. If needed, the shaft can be trimmed with a fine-tooth saw or Dremel blade to achieve the ideal length—ensuring a precise fit no matter how your model is configured.\u003c\/p\u003e\n\u003chr data-start=\"1514\" data-end=\"1517\"\u003e\n\u003ch3 data-start=\"1519\" data-end=\"1583\"\u003e\u003cstrong data-start=\"1523\" data-end=\"1581\"\u003eReliable Performance for Long-Term Restoration Results\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1584\" data-end=\"2019\"\u003eCrafted with durability and stability in mind, this Zenith-style tank knob delivers dependable performance for years to come. Its sturdy build and snug fit help improve usability and fine-tuning accuracy, making your vintage radio not only beautiful but reliably functional. Whether completing a restoration or replacing worn components, this knob provides the confidence and quality collectors expect from a premium reproduction part.\u003c\/p\u003e\n\u003cp data-start=\"1584\" data-end=\"2019\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"1584\" data-end=\"2019\"\u003eThe price is for one knob\u003c\/p\u003e\n\u003cp data-start=\"1584\" data-end=\"2019\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"1584\" data-end=\"2019\"\u003e \u003c\/p\u003e","brand":"Big River Hardware","offers":[{"title":"Default Title","offer_id":50670699282738,"sku":"Zenith 1939 - 1940 Knob","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/5097\/2245\/files\/Zenith-k43.jpg?v=1774229706","url":"https:\/\/bigriverhardware.com\/products\/zenith-1939-1940-vintage-radio-replacement-tank-knob","provider":"Big River Hardware","version":"1.0","type":"link"}