{"product_id":"husqvarna-577616712-spo012-spool-line-genuine-oem-replacement-trimmer-spool","title":"Husqvarna 577616712 SPO012 Spool \u0026 Line – Genuine OEM Replacement Trimmer Spool","description":"\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--sticky-padding-top)\" dir=\"auto\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 577616712\u003cbr\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e String Trimmer, Grass Trimmer \u0026amp; Cutting Head Components\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e SPO012 Single-Line Spool \u0026amp; Line – Genuine OEM Replacement Trimmer Spool\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThe \u003cstrong\u003eHusqvarna 577616712 SPO012 Spool \u0026amp; Line\u003c\/strong\u003e is a genuine OEM replacement cutting-line spool designed for compatible \u003cstrong\u003estring trimmers and grass trimmers\u003c\/strong\u003e requiring the \u003cstrong\u003eSPO012 single-line spool configuration.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 577616712\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Husqvarna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Spool \u0026amp; Trimmer Line Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Description:\u003c\/strong\u003e Spool \u0026amp; Line SPO012 1 Line D1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpool Design:\u003c\/strong\u003e SPO012\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine Configuration:\u003c\/strong\u003e Single Line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrimmer Line Diameter:\u003c\/strong\u003e Approximately 1.6 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternate Description:\u003c\/strong\u003e Trimmer Spool \/ Line Spool \/ Replacement String Trimmer Spool \/ Single-Line Spool\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Trimmer Cutting Head Component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Application:\u003c\/strong\u003e String Trimmer \/ Grass Trimmer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Trimmer Head \/ Cutting System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Stores and Dispenses Trimmer Line for Cutting Grass and Vegetation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Location:\u003c\/strong\u003e Trimmer Cutting Head\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement Type:\u003c\/strong\u003e Direct OEM Replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Status:\u003c\/strong\u003e Genuine OEM Part\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Spool \u0026amp; Line Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number Reference:\u003c\/strong\u003e 577616712\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternate Number Format:\u003c\/strong\u003e 577 61 67-12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEAN:\u003c\/strong\u003e 7391736017855 \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate Weight:\u003c\/strong\u003e 80 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate Overall Dimensions:\u003c\/strong\u003e 115 × 130 × 47 mm \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine OEM replacement spool and line\u003c\/li\u003e\n\u003cli\u003eFactory-designated \u003cstrong\u003eSPO012\u003c\/strong\u003e configuration\u003c\/li\u003e\n\u003cli\u003eSupplied with trimmer line installed\u003c\/li\u003e\n\u003cli\u003eSingle-line cutting configuration\u003c\/li\u003e\n\u003cli\u003eApproximately \u003cstrong\u003e1.6 mm line diameter\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible string trimmer cutting heads\u003c\/li\u003e\n\u003cli\u003eEliminates the need to manually wind a bare replacement spool\u003c\/li\u003e\n\u003cli\u003eHelps restore normal cutting-line operation\u003c\/li\u003e\n\u003cli\u003eSupports proper line storage and dispensing\u003c\/li\u003e\n\u003cli\u003eApplication-specific spool dimensions and configuration\u003c\/li\u003e\n\u003cli\u003eConvenient replacement for an empty or damaged spool\u003c\/li\u003e\n\u003cli\u003eSuitable for replacing worn or malfunctioning cutting-head components\u003c\/li\u003e\n\u003cli\u003eDirect replacement for equipment specifying \u003cstrong\u003e577616712\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSold as one spool and line assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eSPO012 Spool Design\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e577616712\u003c\/strong\u003e is specifically designated as an \u003cstrong\u003eSPO012\u003c\/strong\u003e replacement spool.\u003c\/p\u003e\n\u003cp\u003eHusqvarna's spool lineup contains numerous configurations, including SPO001, SPO002, SPO012, SPO013, SPO018 and others. These designs should not automatically be considered interchangeable because their:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSpool dimensions\u003c\/li\u003e\n\u003cli\u003eLine configuration\u003c\/li\u003e\n\u003cli\u003eCutting-line diameter\u003c\/li\u003e\n\u003cli\u003eMounting geometry\u003c\/li\u003e\n\u003cli\u003eFeed configuration\u003c\/li\u003e\n\u003cli\u003eCutting-head compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ecan differ. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eUse \u003cstrong\u003eSPO012 \/ 577616712\u003c\/strong\u003e as the primary replacement reference.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSingle-Line Configuration\u003c\/h2\u003e\n\u003cp\u003eThe factory description identifies this spool as:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPO012 – 1 Line D1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis means the spool is configured as a \u003cstrong\u003esingle-line cutting system\u003c\/strong\u003e, rather than a dual-line spool. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eA single-line spool feeds one cutting line from the trimmer head during operation.\u003c\/p\u003e\n\u003cp\u003eThis configuration should not be confused with other Husqvarna spool designs that use two cutting lines.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e1.6 mm Trimmer Line\u003c\/h2\u003e\n\u003cp\u003ePublished specifications identify \u003cstrong\u003e577616712 SPO012\u003c\/strong\u003e as using approximately:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1.6 mm diameter trimmer line\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eCorrect line diameter is important because excessively thick or thin line can affect:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLine feeding\u003c\/li\u003e\n\u003cli\u003eCutting performance\u003c\/li\u003e\n\u003cli\u003eSpool capacity\u003c\/li\u003e\n\u003cli\u003eEngine or motor load\u003c\/li\u003e\n\u003cli\u003eTrimmer-head operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen additional line is eventually required, follow the equipment manufacturer's line specifications.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpool \u0026amp; Line Function\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e577616712 SPO012\u003c\/strong\u003e stores cutting line inside the trimmer head and allows the line to extend outward for cutting vegetation.\u003c\/p\u003e\n\u003cp\u003eA simplified arrangement is:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTrimmer Drive System → Cutting Head → SPO012 Spool → Trimmer Line → Grass \/ Vegetation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAs the cutting head rotates, the exposed trimmer line moves at high speed and performs the actual cutting.\u003c\/p\u003e\n\u003cp\u003eThe spool keeps the remaining line organized inside the cutting head.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePre-Wound Replacement\u003c\/h2\u003e\n\u003cp\u003eBecause \u003cstrong\u003e577616712\u003c\/strong\u003e is supplied as a \u003cstrong\u003espool and line assembly\u003c\/strong\u003e, it offers a convenient alternative to manually rewinding the existing spool.\u003c\/p\u003e\n\u003cp\u003eThe replacement process generally involves:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRemove Existing Spool → Install 577616712 SPO012 → Route Line Correctly → Reinstall Cutting Head Cover\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis can reduce the time required to return the trimmer to service.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTrimmer Line Function\u003c\/h2\u003e\n\u003cp\u003eFlexible trimmer line is designed to cut vegetation through high-speed rotation.\u003c\/p\u003e\n\u003cp\u003eTypical applications include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGrass trimming\u003c\/li\u003e\n\u003cli\u003eLawn edging\u003c\/li\u003e\n\u003cli\u003eTrimming around trees\u003c\/li\u003e\n\u003cli\u003eTrimming around fences\u003c\/li\u003e\n\u003cli\u003eCutting vegetation around landscaping\u003c\/li\u003e\n\u003cli\u003eReaching areas inaccessible to lawn mowers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe line gradually wears during normal operation and eventually requires replacement.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCommon Reasons for Replacement\u003c\/h2\u003e\n\u003cp\u003eReplacement of the \u003cstrong\u003e577616712 SPO012 Spool \u0026amp; Line\u003c\/strong\u003e may be appropriate when:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe cutting line has been completely consumed\u003c\/li\u003e\n\u003cli\u003eThe spool is cracked\u003c\/li\u003e\n\u003cli\u003eThe spool is distorted\u003c\/li\u003e\n\u003cli\u003eThe spool has excessive wear\u003c\/li\u003e\n\u003cli\u003eLine repeatedly jams inside the spool\u003c\/li\u003e\n\u003cli\u003eLine no longer feeds correctly\u003c\/li\u003e\n\u003cli\u003eThe spool has been damaged during operation\u003c\/li\u003e\n\u003cli\u003eThe spool mounting surfaces are worn\u003c\/li\u003e\n\u003cli\u003eThe existing line has become tangled\u003c\/li\u003e\n\u003cli\u003eThe spool has been lost during cutting-head service\u003c\/li\u003e\n\u003cli\u003eA convenient pre-wound replacement is preferred\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003ePossible Signs of Spool Problems\u003c\/h2\u003e\n\u003cp\u003eA worn or damaged spool may contribute to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrimmer line failing to feed\u003c\/li\u003e\n\u003cli\u003eLine repeatedly jamming\u003c\/li\u003e\n\u003cli\u003eInconsistent line extension\u003c\/li\u003e\n\u003cli\u003eLine becoming tangled\u003c\/li\u003e\n\u003cli\u003eExcessive vibration from the cutting head\u003c\/li\u003e\n\u003cli\u003eLine breaking inside the head\u003c\/li\u003e\n\u003cli\u003eSpool failing to seat correctly\u003c\/li\u003e\n\u003cli\u003eCutting performance becoming inconsistent\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese symptoms can also originate from other cutting-head components.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpool Inspection\u003c\/h2\u003e\n\u003cp\u003eInspect the existing spool for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCracks\u003c\/li\u003e\n\u003cli\u003eDistortion\u003c\/li\u003e\n\u003cli\u003eExcessive wear\u003c\/li\u003e\n\u003cli\u003eDamaged line channels\u003c\/li\u003e\n\u003cli\u003eDamaged mounting surfaces\u003c\/li\u003e\n\u003cli\u003eDebris accumulation\u003c\/li\u003e\n\u003cli\u003eMelted or heat-damaged areas\u003c\/li\u003e\n\u003cli\u003eTangled cutting line\u003c\/li\u003e\n\u003cli\u003eIncorrectly wound line\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf the spool itself is physically damaged, installing fresh line on the damaged spool may not restore proper operation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCutting Head Inspection\u003c\/h2\u003e\n\u003cp\u003eWhenever replacing \u003cstrong\u003e577616712\u003c\/strong\u003e, inspect the surrounding trimmer head.\u003c\/p\u003e\n\u003cp\u003eCheck for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCracks\u003c\/li\u003e\n\u003cli\u003eImpact damage\u003c\/li\u003e\n\u003cli\u003eExcessive wear\u003c\/li\u003e\n\u003cli\u003eDirt and grass accumulation\u003c\/li\u003e\n\u003cli\u003eDamaged retaining features\u003c\/li\u003e\n\u003cli\u003eMissing components\u003c\/li\u003e\n\u003cli\u003eBinding\u003c\/li\u003e\n\u003cli\u003eDamaged line outlet areas\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA damaged cutting head can interfere with the operation of a new spool.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eLine Outlet Inspection\u003c\/h2\u003e\n\u003cp\u003eCheck the point where the trimmer line exits the cutting head.\u003c\/p\u003e\n\u003cp\u003eInspect for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcessive wear\u003c\/li\u003e\n\u003cli\u003eSharp edges\u003c\/li\u003e\n\u003cli\u003eDamage\u003c\/li\u003e\n\u003cli\u003eDebris\u003c\/li\u003e\n\u003cli\u003eGrooving\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA damaged line outlet can cause premature line breakage even when a new spool is installed.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpool vs. Trimmer Head\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e577616712\u003c\/strong\u003e is a \u003cstrong\u003ereplacement spool and line assembly\u003c\/strong\u003e, not necessarily the complete trimmer head.\u003c\/p\u003e\n\u003ch3\u003eSpool \u0026amp; Line\u003c\/h3\u003e\n\u003cp\u003eStores the cutting line and installs inside the compatible cutting head.\u003c\/p\u003e\n\u003ch3\u003eComplete Trimmer Head\u003c\/h3\u003e\n\u003cp\u003eMay include the outer housing, spool, cover, retaining components, and other associated hardware.\u003c\/p\u003e\n\u003cp\u003eDo not assume the complete cutting-head assembly is included unless specifically stated.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSingle-Line vs. Dual-Line Spool\u003c\/h2\u003e\n\u003cp\u003eTrimmer spools can use different line configurations.\u003c\/p\u003e\n\u003ch3\u003eSPO012\u003c\/h3\u003e\n\u003cp\u003eUses a \u003cstrong\u003esingle-line configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eDual-Line Spool\u003c\/h3\u003e\n\u003cp\u003eFeeds two separate cutting-line ends from the trimmer head.\u003c\/p\u003e\n\u003cp\u003eThese designs should not automatically be interchanged, even if the spools appear similar.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Considerations\u003c\/h2\u003e\n\u003cp\u003eBefore replacing \u003cstrong\u003e577616712\u003c\/strong\u003e:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eShut off the trimmer completely.\u003c\/li\u003e\n\u003cli\u003eDisconnect the spark plug or power source as appropriate.\u003c\/li\u003e\n\u003cli\u003eAllow the cutting head to stop completely.\u003c\/li\u003e\n\u003cli\u003ePlace the trimmer on a stable work surface.\u003c\/li\u003e\n\u003cli\u003eClean grass and debris from around the cutting head.\u003c\/li\u003e\n\u003cli\u003eRemove the applicable spool cover or retaining component.\u003c\/li\u003e\n\u003cli\u003eCarefully remove the existing spool.\u003c\/li\u003e\n\u003cli\u003eNote the original spool orientation.\u003c\/li\u003e\n\u003cli\u003eInspect the cutting-head housing.\u003c\/li\u003e\n\u003cli\u003eClean accumulated grass and debris as appropriate.\u003c\/li\u003e\n\u003cli\u003eInspect the line outlet.\u003c\/li\u003e\n\u003cli\u003eCompare the replacement spool with the original.\u003c\/li\u003e\n\u003cli\u003eInstall the \u003cstrong\u003e577616712 SPO012 Spool \u0026amp; Line\u003c\/strong\u003e in the correct orientation.\u003c\/li\u003e\n\u003cli\u003eRoute the cutting line through the applicable outlet.\u003c\/li\u003e\n\u003cli\u003eMake sure the spool seats completely.\u003c\/li\u003e\n\u003cli\u003eReinstall the spool cover or retaining component.\u003c\/li\u003e\n\u003cli\u003eVerify that the cutting head is securely assembled.\u003c\/li\u003e\n\u003cli\u003eRotate or test the spool manually where appropriate.\u003c\/li\u003e\n\u003cli\u003eReconnect the equipment's power source.\u003c\/li\u003e\n\u003cli\u003eTest trimmer operation in a clear, controlled area.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Tips\u003c\/h2\u003e\n\u003cp\u003eDuring installation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDisconnect the equipment from its power source before servicing\u003c\/li\u003e\n\u003cli\u003eClean the cutting head before opening it\u003c\/li\u003e\n\u003cli\u003eNote the original spool orientation\u003c\/li\u003e\n\u003cli\u003eRemove accumulated grass and debris\u003c\/li\u003e\n\u003cli\u003eVerify the replacement is \u003cstrong\u003eSPO012 \/ 577616712\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRoute the line through the correct outlet\u003c\/li\u003e\n\u003cli\u003eAvoid pinching the line during assembly\u003c\/li\u003e\n\u003cli\u003eMake sure the spool sits completely inside the cutting head\u003c\/li\u003e\n\u003cli\u003eReinstall the spool cover securely\u003c\/li\u003e\n\u003cli\u003eVerify that all cutting-head components are locked in place\u003c\/li\u003e\n\u003cli\u003eKeep hands clear of the cutting line when testing the trimmer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eMaintaining Proper Line Feed\u003c\/h2\u003e\n\u003cp\u003eTo support reliable line feeding:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKeep the spool correctly seated\u003c\/li\u003e\n\u003cli\u003eAvoid overfilling the spool if rewinding is permitted\u003c\/li\u003e\n\u003cli\u003eUse the specified line diameter\u003c\/li\u003e\n\u003cli\u003eKeep the cutting head clean\u003c\/li\u003e\n\u003cli\u003eRemove tangled line\u003c\/li\u003e\n\u003cli\u003eInspect the spool for cracks\u003c\/li\u003e\n\u003cli\u003eCheck line outlets for excessive wear\u003c\/li\u003e\n\u003cli\u003eAvoid installing incompatible line sizes\u003c\/li\u003e\n\u003cli\u003eReplace damaged spool components promptly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCorrect spool installation is particularly important because the line must be able to unwind without binding.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eMaintenance Tips\u003c\/h2\u003e\n\u003cp\u003eTo help maintain reliable trimmer operation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInspect the cutting head regularly\u003c\/li\u003e\n\u003cli\u003eRemove accumulated grass and debris\u003c\/li\u003e\n\u003cli\u003eCheck the spool for cracking or distortion\u003c\/li\u003e\n\u003cli\u003eReplace worn cutting line as necessary\u003c\/li\u003e\n\u003cli\u003eUse the correct line diameter\u003c\/li\u003e\n\u003cli\u003eInspect the line outlet for damage\u003c\/li\u003e\n\u003cli\u003eCheck the spool cover and retainers\u003c\/li\u003e\n\u003cli\u003eInvestigate repeated line-feed problems\u003c\/li\u003e\n\u003cli\u003eReplace damaged cutting-head components\u003c\/li\u003e\n\u003cli\u003eDisconnect the equipment before servicing the cutting head\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify compatibility with your exact trimmer model, product number, and production revision before ordering.\u003c\/li\u003e\n\u003cli\u003eMatch \u003cstrong\u003epart number 577616712\u003c\/strong\u003e directly with the applicable OEM parts documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e577616712\u003c\/strong\u003e is identified as \u003cstrong\u003e“Spool \u0026amp; Line SPO012 1 Line D1.”\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003eSPO012\u003c\/strong\u003e uses a \u003cstrong\u003esingle-line configuration\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003ePublished specifications identify the cutting line as approximately \u003cstrong\u003e1.6 mm diameter\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe published EAN for \u003cstrong\u003e577616712\u003c\/strong\u003e is \u003cstrong\u003e7391736017855\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe spool and line assembly has a published approximate weight of \u003cstrong\u003e80 g\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThis component provides both the replacement spool and cutting line.\u003c\/li\u003e\n\u003cli\u003eDo not confuse \u003cstrong\u003eSPO012\u003c\/strong\u003e with SPO013, SPO017, SPO018, or other spool configurations.\u003c\/li\u003e\n\u003cli\u003eDo not assume every Husqvarna trimmer uses \u003cstrong\u003e577616712\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eDo not select a replacement spool solely by approximate diameter or visual similarity.\u003c\/li\u003e\n\u003cli\u003eSpool dimensions, line diameter, feed configuration, mounting geometry, and cutting-head compatibility must match.\u003c\/li\u003e\n\u003cli\u003eUse \u003cstrong\u003e577616712 \/ SPO012\u003c\/strong\u003e as the primary fitment reference.\u003c\/li\u003e\n\u003cli\u003eInspect the cutting-head housing whenever replacing the spool.\u003c\/li\u003e\n\u003cli\u003eRemove grass and debris from the cutting head before installation.\u003c\/li\u003e\n\u003cli\u003eVerify that the cutting line is routed correctly through the applicable outlet.\u003c\/li\u003e\n\u003cli\u003eMake sure the spool and cover are completely secured before operation.\u003c\/li\u003e\n\u003cli\u003eDo not cut, drill, grind, reshape, or otherwise modify the replacement spool to force fitment.\u003c\/li\u003e\n\u003cli\u003eDisconnect the spark plug, battery, or electrical power source as appropriate before servicing the cutting head.\u003c\/li\u003e\n\u003cli\u003eAllow the trimmer head to stop completely before handling the spool or cutting line.\u003c\/li\u003e\n\u003cli\u003eThis listing is for \u003cstrong\u003eone Husqvarna 577616712 SPO012 Spool \u0026amp; Line assembly only\u003c\/strong\u003e unless otherwise specified. Complete trimmer head, outer housing, spool cover, retainers, and other cutting-head components are sold separately unless explicitly included.\u003c\/li\u003e\n\u003cli\u003eMatch \u003cstrong\u003eHusqvarna 577616712\u003c\/strong\u003e with your equipment's OEM parts documentation before ordering to ensure proper fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Husqvarna","offers":[{"title":"Default Title","offer_id":53756702589291,"sku":"577616712","price":6.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/husqvarnalogo_d8027676-c6b3-4915-bef9-12f95c4a4e36.jpg?v=1787489535","url":"https:\/\/generalsprayers.com\/products\/husqvarna-577616712-spo012-spool-line-genuine-oem-replacement-trimmer-spool","provider":"GeneralSprayers","version":"1.0","type":"link"}