{"product_id":"thomas-betts-604-tb-reducing-bushing-287023","title":"THOMAS \u0026 BETTS 604-TB REDUCING BUSHING #287023","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"731\"\u003eThe Thomas \u0026amp; Betts 604-TB Reducing Bushing is used to reduce a 1-1\/4-inch female threaded conduit opening to accommodate a 1\/2-inch threaded rigid metal conduit (RMC) or intermediate metal conduit (IMC). Commonly installed in conduit bodies, junction boxes, outlet boxes, and electrical enclosures used in commercial, industrial, and utility electrical systems, this threaded steel reducer provides a secure transition between different conduit sizes while protecting conduit ends with its built-in bushing. Electricians, maintenance technicians, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this fitting for new installations, repairs, retrofits, and replacement of threaded conduit reducers. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"733\" data-end=\"750\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"752\" data-end=\"1230\"\u003eThe Thomas \u0026amp; Betts 604-TB is designed to connect different conduit trade sizes by reducing threaded openings in conduit bodies and female threaded fittings. It is widely used in power distribution systems, industrial automation, commercial buildings, manufacturing facilities, and utility installations where rigid steel conduit or IMC systems require reliable threaded size transitions while maintaining code-compliant conduit connections. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1232\" data-end=\"1261\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1263\" data-end=\"2138\"\u003e• Manufacturer Part Number (MPN): 604-TB\u003cbr data-start=\"1303\" data-end=\"1306\"\u003e• Alternate Reference: #287023\u003cbr data-start=\"1336\" data-end=\"1339\"\u003e• Brand: Thomas \u0026amp; Betts (ABB)\u003cbr data-start=\"1368\" data-end=\"1371\"\u003e• Product Type: Threaded Reducing Bushing\u003cbr data-start=\"1412\" data-end=\"1415\"\u003e• Large Trade Size: 1-1\/4 in.\u003cbr data-start=\"1444\" data-end=\"1447\"\u003e• Small Trade Size: 1\/2 in.\u003cbr data-start=\"1474\" data-end=\"1477\"\u003e• Conduit Type: Rigid Metal Conduit (RMC) \/ Intermediate Metal Conduit (IMC)\u003cbr data-start=\"1553\" data-end=\"1556\"\u003e• Material: Steel\u003cbr data-start=\"1573\" data-end=\"1576\"\u003e• Finish: Zinc-Plated\u003cbr data-start=\"1597\" data-end=\"1600\"\u003e• Thread Type: NPT Male x Female\u003cbr data-start=\"1632\" data-end=\"1635\"\u003e• Connection Type: Threaded\u003cbr data-start=\"1662\" data-end=\"1665\"\u003e• Function: Reduces Threaded Conduit Openings Between Different Trade Sizes\u003cbr data-start=\"1740\" data-end=\"1743\"\u003e• Special Feature: Smooth Built-In Bushing Covers Rough Conduit Ends\u003cbr data-start=\"1811\" data-end=\"1814\"\u003e• Application: Conduit Bodies, Junction Boxes, Electrical Enclosures, Female Threaded Fittings\u003cbr data-start=\"1908\" data-end=\"1911\"\u003e• Standards: UL E23018, CSA Certified\u003cbr data-start=\"1948\" data-end=\"1951\"\u003e• UPC: 786210006048\u003cbr data-start=\"1970\" data-end=\"1973\"\u003e• Typical Industries: Commercial Construction, Industrial Facilities, Utilities, Manufacturing, Electrical Distribution Systems \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2140\" data-end=\"2164\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2166\" data-end=\"2279\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thomas \u0026amp; Betts 603-TB\u003cbr data-start=\"2189\" data-end=\"2192\"\u003e• Thomas \u0026amp; Betts 605-TB\u003cbr data-start=\"2215\" data-end=\"2218\"\u003e• Thomas \u0026amp; Betts 606-TB\u003c\/p\u003e","brand":"THOMAS","offers":[{"title":"New","offer_id":51714009727278,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_51f20526-cc0d-4e95-8257-9a2cf723b94b.jpg?v=1770413662","url":"https:\/\/plgautomation.com\/products\/thomas-betts-604-tb-reducing-bushing-287023","provider":"PLG Automation ","version":"1.0","type":"link"}