{"product_id":"b46-5l490","title":"HVAC \u0026 Equipment V-Belt B46\/5L490, Replaces Gates 9003-2046, Timken BP46","description":"\u003cstyle\u003e\n.xp{font-family:Arial,Helvetica,sans-serif;color:#1b1b1b;line-height:1.5;max-width:1100px;margin:auto}.xp *{box-sizing:border-box}.xp .hero{position:relative;overflow:hidden;border-radius:12px;padding:22px 28px;margin-bottom:18px;color:#fff;background:#111;isolation:isolate}.xp .hero:before{content:\"\";position:absolute;inset:0;z-index:-2;background:url('https:\/\/cdn.shopify.com\/s\/files\/1\/0897\/7783\/2225\/files\/4444444444444444.png?v=1777040489') center\/cover no-repeat}.xp .hero:after{content:\"\";position:absolute;inset:0;z-index:-1;background:linear-gradient(135deg,rgba(0,0,0,.86) 55%,rgba(0,0,0,.45))}.xp .label{display:inline-block;background:#e60000;color:#fff;font-weight:800;font-size:11px;letter-spacing:.05em;padding:6px 10px;border-radius:20px;margin-bottom:9px}.xp .hero h2{font-size:clamp(22px,3vw,34px);line-height:1.1;margin:0 0 8px;color:#fff!important}.xp .hero p{margin:0;color:#fff!important}.xp .specs{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}.xp .specs span{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);padding:5px 8px;border-radius:7px;font-size:12px;font-weight:700}.xp h2{font-size:27px;margin:28px 0 10px;color:#111}.xp .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin:16px 0}.xp .card{border:1px solid #ddd;border-radius:10px;padding:16px;background:#fff}.xp .card strong{display:block;color:#e60000;margin-bottom:3px}.xp ul,.xp ol{padding-left:22px}.xp li{margin:6px 0}.xp .tip{border-left:5px solid #e60000;background:#f6f6f6;padding:16px 18px;border-radius:9px;margin:22px 0}.xp .note{font-size:14px;color:#444;background:#fafafa;border:1px solid #e5e5e5;border-radius:9px;padding:14px}@media(max-width:640px){.xp .hero{padding:19px}.xp .hero h2{font-size:24px}.xp h2{font-size:24px}}\n\u003c\/style\u003e\n\u003cdiv class=\"xp\"\u003e\n\u003csection class=\"hero\"\u003e\n\u003cdiv class=\"label\"\u003eBELT SLIPPING OR WORN?\u003c\/div\u003e\n\u003ch2\u003eHVAC \u0026amp; Equipment V-Belt B46\/5L490, Fixes Belt Slipping\u003c\/h2\u003e\n\u003cp\u003eWrapped B-section drive belt for HVAC, fan, blower, pump, conveyor and industrial power-transmission applications.\u003c\/p\u003e\n\u003cdiv class=\"specs\"\u003e\n\u003cspan\u003ePart B46\u003c\/span\u003e\n\u003cspan\u003e49\" Outside Length\u003c\/span\u003e\n\u003cspan\u003e21\/32\" \/ approximately 16.7 mm Top Width\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eB46 V-belt\u003c\/strong\u003e transfers motor power to a compatible driven sheave. Match the original belt by section, width, length and duty rating before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eCross-Reference Information\u003c\/h2\u003e\n\u003cdiv class=\"grid\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eExact Classical Designations\u003c\/strong\u003eB46, Gates B46, Gates 9003-2046, Timken B46, Timken BP46\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eVerified Dimensional Alternatives\u003c\/strong\u003e5L490, Gates 5L490\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eCogged Performance Alternative\u003c\/strong\u003eBX46 cogged alternative; verify minimum sheave diameter and duty rating\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eOutside Length\u003c\/strong\u003e49\" \/ 1245 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp class=\"note\"\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Exact classical cross-references share the same industry section and nominal length. FHP and cogged alternatives may use different construction, minimum pulley diameter, effective length or service rating. Verify the equipment requirements before substituting.\u003c\/p\u003e\n\n\u003ch2\u003eIs This the Right Belt?\u003c\/h2\u003e\n\u003cdiv class=\"grid\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003ePrimary Part Number\u003c\/strong\u003eB46\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eCross Section\u003c\/strong\u003eB section\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eTop Width\u003c\/strong\u003e21\/32\" \/ approximately 16.7 mm\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eNominal Thickness\u003c\/strong\u003e7\/16\" \/ approximately 11.1 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eConfirm the complete marking on the original belt. Similar belts can share an outside length while using a different cross section, depth, effective length or construction.\u003c\/p\u003e\n\n\u003ch2\u003eCommon Symptoms\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBelt slips under load\u003c\/li\u003e\n\u003cli\u003eSquealing, chirping or belt dust\u003c\/li\u003e\n\u003cli\u003eFan, blower, pump or driven component turns slowly\u003c\/li\u003e\n\u003cli\u003eBelt is cracked, glazed, stretched or frayed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCheck Before Replacing\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm the B-section profile and 21\/32\" \/ approximately 16.7 mm top width\u003c\/li\u003e\n\u003cli\u003eConfirm the required 49-inch outside length\u003c\/li\u003e\n\u003cli\u003eInspect pulleys and sheaves for wear, rust, glazing or debris\u003c\/li\u003e\n\u003cli\u003eCheck alignment, bearing condition and belt tension\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"tip\"\u003e\n\u003cstrong\u003ePro Tip:\u003c\/strong\u003e A replacement belt can fail early when sheaves are worn, bearings drag, shafts are misaligned or tension is excessive. Correct the root cause before installation.\u003c\/div\u003e\n\n\u003ch2\u003ePart Details\u003c\/h2\u003e\n\u003cdiv class=\"grid\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003ePart Type\u003c\/strong\u003eWrapped classical B-section V-belt\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003ePrimary Function\u003c\/strong\u003eTransfers motor power to a compatible driven sheave\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eNominal Angle\u003c\/strong\u003e40°\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cstrong\u003eCondition\u003c\/strong\u003eNew replacement drive belt\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect and lock out electrical power.\u003c\/li\u003e\n\u003cli\u003eRelieve belt tension according to the equipment service manual.\u003c\/li\u003e\n\u003cli\u003eInspect and clean the pulleys before fitting the replacement belt.\u003c\/li\u003e\n\u003cli\u003eAlign the pulleys and set tension to the equipment manufacturer's specification.\u003c\/li\u003e\n\u003cli\u003eRotate the drive by hand, reinstall guards, restore power and test operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eVerified Compatible Equipment Models\u003c\/h2\u003e\n\u003cp class=\"note\"\u003eNo manufacturer-published model-level fitment was verified for this universal belt size. Official sources publish broad applications including fans, blowers, pumps, mixers, conveyors, appliances, outdoor power equipment and general industrial machinery.\u003c\/p\u003e\n\n\u003cp class=\"note\"\u003e\u003cstrong\u003eFitment reminder:\u003c\/strong\u003e Match the original belt designation, section and length. Do not order by equipment category alone.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"XPart Supply","offers":[{"title":"Default Title","offer_id":51222581969185,"sku":"B46-5L490","price":11.86,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0897\/7783\/2225\/files\/drive_belts.png?v=1785290132","url":"https:\/\/xpartsupply.com\/products\/b46-5l490","provider":"XPart Supply Ltd.","version":"1.0","type":"link"}