{"product_id":"mercury-mariner-propeller-nut-fits-5-15-hp-outboards-with-m10x1-5-threads-11-40140","title":"Mercury – Quicksilver Propeller Hex Nut | Prop Hardware Component | Hardened Brass | 40140","description":"\u003cp data-start=\"0\" data-end=\"96\"\u003e\u003cstrong data-start=\"0\" data-end=\"94\"\u003eMercury – Quicksilver Propeller Hex Nut | Prop Hardware Component | Hardened Brass | 40140\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"98\" data-end=\"101\"\u003e\n\u003ch3 data-start=\"103\" data-end=\"121\"\u003e\u003cstrong data-start=\"107\" data-end=\"119\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"122\" data-end=\"651\"\u003eKeeping your propeller tight and secure is essential for smooth performance, and the \u003cstrong data-start=\"207\" data-end=\"251\"\u003eMercury Marine 40140 Quicksilver Hex Nut\u003c\/strong\u003e does exactly that. Designed for \u003cstrong data-start=\"284\" data-end=\"333\"\u003eMercury and Mariner 5–15 horsepower outboards\u003c\/strong\u003e, this durable \u003cstrong data-start=\"348\" data-end=\"366\"\u003ebrass prop nut\u003c\/strong\u003e features precision-cut M10x1.5 threads and a built-in nylon locking insert to hold firm under vibration and load. Engineered to Mercury’s factory torque standards, it ensures your prop stays tight, your power transfer stays consistent, and your time on the water stays trouble-free.\u003c\/p\u003e\n\u003chr data-start=\"653\" data-end=\"656\"\u003e\n\u003ch3 data-start=\"658\" data-end=\"680\"\u003e\u003cstrong data-start=\"662\" data-end=\"678\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"683\" data-end=\"789\"\u003e\n\u003cstrong data-start=\"683\" data-end=\"695\"\u003ePurpose:\u003c\/strong\u003e Secures the propeller to the shaft, ensuring efficient power transfer and stable operation.\u003c\/li\u003e\n\u003cli data-start=\"792\" data-end=\"898\"\u003e\n\u003cstrong data-start=\"792\" data-end=\"805\"\u003eMaterial:\u003c\/strong\u003e Made from \u003cstrong data-start=\"816\" data-end=\"847\"\u003ehardened marine-grade brass\u003c\/strong\u003e for long-term strength and corrosion resistance.\u003c\/li\u003e\n\u003cli data-start=\"901\" data-end=\"1007\"\u003e\n\u003cstrong data-start=\"901\" data-end=\"919\"\u003eDesign Detail:\u003c\/strong\u003e \u003cstrong data-start=\"920\" data-end=\"943\"\u003eM10x1.5 thread size\u003c\/strong\u003e with \u003cstrong data-start=\"949\" data-end=\"973\"\u003enylon locking insert\u003c\/strong\u003e for a vibration-resistant hold.\u003c\/li\u003e\n\u003cli data-start=\"1010\" data-end=\"1097\"\u003e\n\u003cstrong data-start=\"1010\" data-end=\"1026\"\u003ePerformance:\u003c\/strong\u003e Tested to exceed \u003cstrong data-start=\"1044\" data-end=\"1094\"\u003eMercury Marine torque and durability standards\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1100\" data-end=\"1185\"\u003e\n\u003cstrong data-start=\"1100\" data-end=\"1118\"\u003eCompatibility:\u003c\/strong\u003e Fits \u003cstrong data-start=\"1124\" data-end=\"1160\"\u003eMercury\/Mariner 5–15HP outboards\u003c\/strong\u003e using brass prop nuts.\u003c\/li\u003e\n\u003cli data-start=\"1188\" data-end=\"1296\"\u003e\n\u003cstrong data-start=\"1188\" data-end=\"1203\"\u003eDurability:\u003c\/strong\u003e Built to handle continuous marine stress, heat, and exposure without loosening or seizing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1298\" data-end=\"1301\"\u003e\n\u003ch3 data-start=\"1303\" data-end=\"1340\"\u003e\u003cstrong data-start=\"1307\" data-end=\"1338\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1343\" data-end=\"1425\"\u003e\n\u003cstrong data-start=\"1348\" data-end=\"1388\"\u003eMercury and Mariner 5–15HP outboards\u003c\/strong\u003e that use M10x1.5 propeller shafts.\u003c\/li\u003e\n\u003cli data-start=\"1428\" data-end=\"1510\"\u003eIdeal for \u003cstrong data-start=\"1438\" data-end=\"1507\"\u003esmall fishing boats, inflatables, tenders, and aluminum runabouts\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1513\" data-end=\"1562\"\u003eSafe for both \u003cstrong data-start=\"1527\" data-end=\"1555\"\u003efreshwater and saltwater\u003c\/strong\u003e use.\u003c\/li\u003e\n\u003cli data-start=\"1565\" data-end=\"1631\"\u003eCompatible with \u003cstrong data-start=\"1581\" data-end=\"1617\"\u003eOEM Mercury propeller assemblies\u003c\/strong\u003e and shafts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1633\" data-end=\"1636\"\u003e\n\u003ch3 data-start=\"1638\" data-end=\"1680\"\u003e\u003cstrong data-start=\"1642\" data-end=\"1678\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1681\" data-end=\"1954\"\u003eThe \u003cstrong data-start=\"1685\" data-end=\"1703\"\u003e40140 prop nut\u003c\/strong\u003e provides a secure, vibration-resistant fit that keeps your prop exactly where it should be — tight against the hub, transferring power efficiently. The nylon locking insert prevents loosening, even after long days on the water or under heavy loads.\u003c\/p\u003e\n\u003cp data-start=\"1956\" data-end=\"2200\"\u003eIts brass construction resists corrosion and galling, so it won’t seize onto the prop shaft or wear out under repeated tightening. It’s a simple part that plays a critical role in keeping your propeller assembly smooth, quiet, and dependable.\u003c\/p\u003e\n\u003chr data-start=\"2202\" data-end=\"2205\"\u003e\n\u003ch3 data-start=\"2207\" data-end=\"2228\"\u003e\u003cstrong data-start=\"2211\" data-end=\"2226\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2229\" data-end=\"2480\"\u003eMercury’s \u003cstrong data-start=\"2239\" data-end=\"2268\"\u003eQuicksilver 40140 Hex Nut\u003c\/strong\u003e is a \u003cstrong data-start=\"2274\" data-end=\"2294\"\u003egenuine OEM part\u003c\/strong\u003e, built to the exact specifications of your engine. Aftermarket hardware can vary slightly in thread pitch, strength, or material quality, leading to loose fits or premature corrosion.\u003c\/p\u003e\n\u003cp data-start=\"2482\" data-end=\"2726\"\u003eOEM hardware is tested for strength, balance, and torque retention — meaning it’ll hold up season after season without compromising your drivetrain. With Mercury, you’re getting reliability that’s been proven on the water, not just in theory.\u003c\/p\u003e\n\u003chr data-start=\"2728\" data-end=\"2731\"\u003e\n\u003ch3 data-start=\"2733\" data-end=\"2746\"\u003e\u003cstrong data-start=\"2737\" data-end=\"2744\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2748\" data-end=\"2891\"\u003e\u003cstrong data-start=\"2748\" data-end=\"2787\"\u003eQ1: What engines does this nut fit?\u003c\/strong\u003e\u003cbr data-start=\"2787\" data-end=\"2790\"\u003eIt fits \u003cstrong data-start=\"2798\" data-end=\"2838\"\u003eMercury and Mariner 5–15HP outboards\u003c\/strong\u003e using M10x1.5 threaded shafts and brass prop nuts.\u003c\/p\u003e\n\u003cp data-start=\"2893\" data-end=\"3026\"\u003e\u003cstrong data-start=\"2893\" data-end=\"2940\"\u003eQ2: What’s the benefit of the nylon insert?\u003c\/strong\u003e\u003cbr data-start=\"2940\" data-end=\"2943\"\u003eIt keeps the nut from loosening under vibration, maintaining a tight, secure fit.\u003c\/p\u003e\n\u003cp data-start=\"3028\" data-end=\"3138\"\u003e\u003cstrong data-start=\"3028\" data-end=\"3054\"\u003eQ3: What’s it made of?\u003c\/strong\u003e\u003cbr data-start=\"3054\" data-end=\"3057\"\u003eIt’s built from \u003cstrong data-start=\"3073\" data-end=\"3091\"\u003ehardened brass\u003c\/strong\u003e, tested to resist corrosion and marine wear.\u003c\/p\u003e\n\u003cp data-start=\"3140\" data-end=\"3280\"\u003e\u003cstrong data-start=\"3140\" data-end=\"3181\"\u003eQ4: How tight should it be installed?\u003c\/strong\u003e\u003cbr data-start=\"3181\" data-end=\"3184\"\u003eTighten to the \u003cstrong data-start=\"3199\" data-end=\"3244\"\u003etorque spec listed in your owner’s manual\u003c\/strong\u003e for your specific outboard model.\u003c\/p\u003e\n\u003cp data-start=\"3282\" data-end=\"3429\"\u003e\u003cstrong data-start=\"3282\" data-end=\"3313\"\u003eQ5: Why choose Mercury OEM?\u003c\/strong\u003e\u003cbr data-start=\"3313\" data-end=\"3316\"\u003eOEM parts ensure the right fit, thread precision, and strength — critical for propeller safety and performance.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":45626537378083,"sku":"11-40140","price":2.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/quicksilver_11-40140.jpg?v=1746475983","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-mariner-propeller-nut-fits-5-15-hp-outboards-with-m10x1-5-threads-11-40140","provider":"PartsVu","version":"1.0","type":"link"}