{"product_id":"thomas-betts-687al-threaded-conduit-coupling","title":"Thomas \u0026 Betts 687AL Threaded Conduit Coupling","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"670\"\u003eThe Thomas \u0026amp; Betts 687AL Threaded Conduit Coupling is used to connect and bond 6 inch threaded rigid metal conduit (RMC) and intermediate metal conduit (IMC) where neither conduit can be rotated during installation. Commonly installed in industrial facilities, commercial buildings, power distribution systems, manufacturing plants, and utility installations, this aluminum three-piece coupling provides a secure, rigid, and vibration-resistant conduit connection. Maintenance teams and electrical contractors use this fitting for repair, retrofit, expansion, and replacement of threaded conduit systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"672\" data-end=\"689\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"691\" data-end=\"1275\"\u003eThe Thomas \u0026amp; Betts 687AL is designed for joining 6 inch threaded rigid metal conduit and IMC in applications where rotating either conduit is impractical. Its ERICKSON® three-piece design allows conduit runs to be assembled or disassembled without disturbing the entire raceway. The copper-free aluminum construction provides excellent corrosion resistance while maintaining dependable electrical bonding. The coupling is concrete-tight, vibration-resistant, and suitable for commercial, industrial, utility, and outdoor electrical installations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1277\" data-end=\"1306\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1308\" data-end=\"2353\"\u003e• Manufacturer Part Number (MPN): 687AL\u003cbr data-start=\"1347\" data-end=\"1350\"\u003e• Brand: Thomas \u0026amp; Betts (ABB) – ERICKSON®\u003cbr data-start=\"1391\" data-end=\"1394\"\u003e• Product Type: Threaded Conduit Coupling\u003cbr data-start=\"1435\" data-end=\"1438\"\u003e• Trade Size: 6 in.\u003cbr data-start=\"1457\" data-end=\"1460\"\u003e• Conduit Type: Rigid Metal Conduit (RMC) and Intermediate Metal Conduit (IMC)\u003cbr data-start=\"1538\" data-end=\"1541\"\u003e• Coupling Style: Three-Piece ERICKSON® Coupling\u003cbr data-start=\"1589\" data-end=\"1592\"\u003e• Material: Copper-Free Aluminum\u003cbr data-start=\"1624\" data-end=\"1627\"\u003e• Finish: Natural Aluminum\u003cbr data-start=\"1653\" data-end=\"1656\"\u003e• Connection Type: Threaded\u003cbr data-start=\"1683\" data-end=\"1686\"\u003e• Construction: Concrete-Tight\u003cbr data-start=\"1716\" data-end=\"1719\"\u003e• Overall Length: 4-1\/32 in.\u003cbr data-start=\"1747\" data-end=\"1750\"\u003e• Outside Diameter: 8 in.\u003cbr data-start=\"1775\" data-end=\"1778\"\u003e• Application: Joining threaded conduit where neither conduit can be rotated\u003cbr data-start=\"1854\" data-end=\"1857\"\u003e• Standards: UL 514B, UL File E23018, CSA C22.2 No. 18, NEMA FB1, Federal Specification A-A-50553\u003cbr data-start=\"1954\" data-end=\"1957\"\u003e• Compliance: RoHS 3 Compliant, REACH Compliant, TSCA Section 6(h) Compliant\u003cbr data-start=\"2033\" data-end=\"2036\"\u003e• Features: Free-fitting threads for easy assembly, rigid in-line connection, vibration-resistant design, suitable for concrete-tight installations, capable of carrying ground fault currents up to 20,000 A RMS (2 in. and larger conduit sizes), and maintains grounding continuity. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2355\" data-end=\"2379\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2381\" data-end=\"2489\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thomas \u0026amp; Betts 686AL\u003cbr data-start=\"2403\" data-end=\"2406\"\u003e• Thomas \u0026amp; Betts 687\u003cbr data-start=\"2426\" data-end=\"2429\"\u003e• Thomas \u0026amp; Betts 685AL\u003c\/p\u003e","brand":"Thomas","offers":[{"title":"New","offer_id":51714002387246,"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_a5c448c4-9fc0-46d9-88ce-da6072042218.jpg?v=1770413452","url":"https:\/\/plgautomation.com\/products\/thomas-betts-687al-threaded-conduit-coupling","provider":"PLG Automation ","version":"1.0","type":"link"}