{"id":1283,"date":"2026-08-31T02:38:18","date_gmt":"2026-08-31T02:38:18","guid":{"rendered":"https:\/\/roller-chain-manufacturers.com\/?post_type=product&p=1283"},"modified":"2026-08-31T07:11:25","modified_gmt":"2026-08-31T07:11:25","slug":"%e0%b8%82%e0%b9%89%e0%b8%ad%e0%b8%95%e0%b9%88%e0%b8%ad%e0%b9%82%e0%b8%8b%e0%b9%88%e0%b8%a5%e0%b8%b9%e0%b8%81%e0%b8%81%e0%b8%a5%e0%b8%b4%e0%b9%89%e0%b8%87","status":"publish","type":"product","link":"https:\/\/roller-chain-manufacturers.com\/th\/product\/%e0%b8%82%e0%b9%89%e0%b8%ad%e0%b8%95%e0%b9%88%e0%b8%ad%e0%b9%82%e0%b8%8b%e0%b9%88%e0%b8%a5%e0%b8%b9%e0%b8%81%e0%b8%81%e0%b8%a5%e0%b8%b4%e0%b9%89%e0%b8%87\/","title":{"rendered":"Roller Chain Coupling | RC3012 to RC6018 | Flexible Shaft Coupling"},"content":{"rendered":"
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Roller Chain Coupling<\/p>\n

Flexible Shaft Coupling \u00a0\u2022\u00a0 RC3012 to RC6018 \u00a0\u2022\u00a0 Duplex Roller Chain \u00a0\u2022\u00a0 \u00b12\u00b0 Angular Misalignment<\/p>\n

Factory-Direct from Ever Power \u2022 Carbon Steel & Stainless Steel Available<\/p>\n

\u0e02\u0e2d\u0e43\u0e1a\u0e40\u0e2a\u0e19\u0e2d\u0e23\u0e32\u0e04\u0e32<\/a><\/p>\n<\/div>\n

\"\u0e42\u0e0b\u0e48\u0e25\u0e39\u0e01\u0e01\u0e25\u0e34\u0e49\u0e07\"A roller chain coupling connects two parallel shafts using a short loop of duplex roller chain wrapped around two matching sprockets \u2014 one on each shaft. As the coupling transmits torque, the chain articulates slightly at each link, accommodating small amounts of angular and parallel misalignment between the shafts without generating the bending loads that would damage a rigid coupling. Chain couplings are well-suited to heavy-duty, low-to-moderate speed drives where robustness and ease of replacement are the primary requirements: replacement chain is available off-the-shelf, installation requires no special tooling, and the coupling can be disassembled without disturbing either shaft by simply removing the connecting link and sliding the chain off the sprockets. Ever Power supplies complete roller chain coupling sets \u2014 chain, two sprockets, and retaining cover \u2014 across the RC3012 to RC6018 size range.<\/p>\n

Specification Table \u2014 Roller Chain Coupling Series<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n
Coupling No.<\/th>\n\u0e2b\u0e21\u0e32\u0e22\u0e40\u0e25\u0e02\u0e42\u0e0b\u0e48<\/th>\nSprocket Teeth<\/th>\nMax Bore (mm)<\/th>\nMax Torque (N\u00b7m)<\/th>\nMax Speed (RPM)<\/th>\nAngular Misalignment<\/th>\n<\/tr>\n<\/thead>\n
RC3012<\/td>\n08B-2<\/td>\n12<\/td>\n28<\/td>\n125<\/td>\n1,800<\/td>\n\u00b11\u00b0<\/td>\n<\/tr>\n
RC4012<\/td>\n10\u0e1a\u0e35-2<\/td>\n12<\/td>\n38<\/td>\n280<\/td>\n1,400<\/td>\n\u00b11\u00b0<\/td>\n<\/tr>\n
RC4014<\/td>\n10\u0e1a\u0e35-2<\/td>\n14<\/td>\n45<\/td>\n400<\/td>\n1,200<\/td>\n\u00b11\u00b0<\/td>\n<\/tr>\n
RC5014<\/td>\n12\u0e1a\u0e35-2<\/td>\n14<\/td>\n55<\/td>\n710<\/td>\n900<\/td>\n\u00b11\u00b0<\/td>\n<\/tr>\n
RC5016<\/td>\n12\u0e1a\u0e35-2<\/td>\n16<\/td>\n65<\/td>\n1,000<\/td>\n800<\/td>\n\u00b12\u00b0<\/td>\n<\/tr>\n
RC6018<\/td>\n16\u0e1a\u0e35-2<\/td>\n18<\/td>\n90<\/td>\n2,500<\/td>\n600<\/td>\n\u00b12\u00b0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Max torque values at recommended operating speed. Reduce by 25% for shock load applications. Custom bore sizes to drawing available on request.<\/p>\n

<\/p>\n

Chain Coupling vs Jaw Coupling \u2014 When to Choose Which<\/h2>\n
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Choose Chain Coupling when:<\/p>\n

High torque at low-to-moderate speed \u2022 Replacement parts must be off-the-shelf \u2022 Installation without shaft removal is required \u2022 Budget is a primary constraint \u2022 Operating environment is dusty or contaminated<\/p>\n<\/div>\n

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Choose Jaw Coupling when:<\/p>\n

Vibration damping is the primary need \u2022 Speed is high (above 1,500 RPM) \u2022 Compact axial length is essential \u2022 Food-grade or cleanroom environment \u2022 Zero-backlash precision is required<\/p>\n<\/div>\n<\/div>\n

<\/p>\n

Typical Applications<\/h2>\n

\"\u0e42\u0e0b\u0e48\u0e25\u0e39\u0e01\u0e01\u0e25\u0e34\u0e49\u0e07\"<\/p>\n

Roller chain couplings are most commonly specified in pump-to-motor connections in water and wastewater treatment facilities across the UK, where the combination of high torque, moderate speed, and the need for field-replaceable components makes the chain coupling the standard choice. They are also widely used in gearbox-to-conveyor shaft connections in aggregate processing plants in Derbyshire and West Yorkshire, and in mixer-to-drive connections in food manufacturing plants where the coupling needs to be disassembled for cleaning access without disturbing shaft alignment. The RC5016 and RC6018 sizes are the most commonly ordered for these applications.<\/p>\n

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Request a quote on roller chain couplings<\/p>\n

Provide coupling size or shaft diameters and torque requirement \u2022 Complete sets (\u0e42\u0e0b\u0e48<\/a> + sprockets + cover) or chain-only supply available<\/p>\n

sales@roller-chain-manufacturers.com<\/a><\/p>\n<\/div>\n

\u0e41\u0e01\u0e49\u0e44\u0e02\u0e42\u0e14\u0e22 gzl<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

Roller chain shaft couplings RC3012 to RC6018, using duplex roller chain with matched sprockets. Up to 2,500 N\u00b7m torque, \u00b12\u00b0 angular misalignment. Complete sets or chain-only supply. Factory-direct from Ever Power.<\/p>","protected":false},"featured_media":1227,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[1401],"product_tag":[],"class_list":["post-1283","product","type-product","status-publish","has-post-thumbnail","product_cat-roller-chain","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/product\/1283","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/comments?post=1283"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/media\/1227"}],"wp:attachment":[{"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/media?parent=1283"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/product_brand?post=1283"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/product_cat?post=1283"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/roller-chain-manufacturers.com\/th\/wp-json\/wp\/v2\/product_tag?post=1283"}],"curies":[{"name":"\u0e14\u0e31\u0e1a\u0e40\u0e1a\u0e34\u0e25\u0e22\u0e39\u0e1e\u0e35","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}