{"product_id":"porter-cable-904749-collar-genuine-oem-replacement-pneumatic-nailer-seal-collar","title":"Porter-Cable 904749 Collar – Genuine OEM Replacement Pneumatic Nailer Seal Collar","description":"\u003cdiv class=\"\" data-turn-id-container=\"4931c60c-26f8-4502-83cd-7dbae269ed5a\" data-is-intersecting=\"true\"\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\" data-turn-id=\"4931c60c-26f8-4502-83cd-7dbae269ed5a\" data-turn-id-container=\"4931c60c-26f8-4502-83cd-7dbae269ed5a\" data-testid=\"conversation-turn-17\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a5fddba-b608-83ea-9724-ade0503e7e42-6\" data-is-intersecting=\"true\"\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\" data-turn-id=\"request-6a5fddba-b608-83ea-9724-ade0503e7e42-6\" data-turn-id-container=\"request-6a5fddba-b608-83ea-9724-ade0503e7e42-6\" data-testid=\"conversation-turn-18\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-15 [--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 data-conversation-screenshot-content=\"\" 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 @[53.5rem]\/main:[--thread-content-max-width:48rem] 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 data-message-author-role=\"assistant\" data-message-id=\"32b8057c-24b1-5cc6-bafa-92d1252842da\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5.6-sol-wm\" 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=\"streaming-animation markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"206\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 904749\u003cbr data-start=\"23\" data-end=\"26\"\u003e\u003cstrong data-start=\"26\" data-end=\"39\"\u003eCategory:\u003c\/strong\u003e Power Tool Parts \u0026amp; Accessories → Pneumatic Nailer Parts → Seal Collars\u003cbr data-start=\"110\" data-end=\"113\"\u003e\u003cstrong data-start=\"113\" data-end=\"122\"\u003eType:\u003c\/strong\u003e Porter-Cable 904749 Collar – Genuine OEM Replacement Pneumatic Nailer Seal Collar\u003c\/p\u003e\n\u003chr data-start=\"208\" data-end=\"211\"\u003e\n\u003cp data-start=\"213\" data-end=\"647\"\u003eThe Porter-Cable 904749 Collar is a genuine OEM replacement sealing component designed for compatible Porter-Cable pneumatic nailers. This collar helps support proper sealing, alignment, and movement within the nailer’s internal pneumatic assembly. Manufactured to original equipment specifications, it provides a direct replacement for a worn, cracked, distorted, or damaged seal collar and helps restore dependable tool performance.\u003c\/p\u003e\n\u003chr data-start=\"649\" data-end=\"652\"\u003e\n\u003ch2 data-section-id=\"1pi78xj\" data-start=\"654\" data-end=\"684\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"657\" data-end=\"684\"\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"686\" data-end=\"1184\"\u003e\n\u003cli data-section-id=\"c7u4sh\" data-start=\"686\" data-end=\"707\"\u003ePart Number: 904749\u003c\/li\u003e\n\u003cli data-section-id=\"vjgkmv\" data-start=\"708\" data-end=\"751\"\u003eGenuine OEM Porter-Cable replacement part\u003c\/li\u003e\n\u003cli data-section-id=\"lsnlb1\" data-start=\"752\" data-end=\"810\"\u003eReplacement seal collar for compatible pneumatic nailers\u003c\/li\u003e\n\u003cli data-section-id=\"rk9ev\" data-start=\"811\" data-end=\"872\"\u003eHelps maintain a proper seal within the internal air system\u003c\/li\u003e\n\u003cli data-section-id=\"1mompbj\" data-start=\"873\" data-end=\"937\"\u003eSupports correct alignment and movement of internal components\u003c\/li\u003e\n\u003cli data-section-id=\"v0165x\" data-start=\"938\" data-end=\"991\"\u003eHelps reduce performance loss caused by air leakage\u003c\/li\u003e\n\u003cli data-section-id=\"1jv6p34\" data-start=\"992\" data-end=\"1059\"\u003eIdeal for replacing a worn, cracked, distorted, or damaged collar\u003c\/li\u003e\n\u003cli data-section-id=\"p6iksq\" data-start=\"1060\" data-end=\"1088\"\u003eDirect-fit OEM replacement\u003c\/li\u003e\n\u003cli data-section-id=\"pxhs1u\" data-start=\"1089\" data-end=\"1132\"\u003eDurable construction for reliable service\u003c\/li\u003e\n\u003cli data-section-id=\"fyhvnz\" data-start=\"1133\" data-end=\"1184\"\u003eManufactured to original equipment specifications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1186\" data-end=\"1189\"\u003e\n\u003ch2 data-section-id=\"id1bjs\" data-start=\"1191\" data-end=\"1222\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1194\" data-end=\"1222\"\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1224\" data-end=\"1462\"\u003e\n\u003cli data-section-id=\"h5cl6p\" data-start=\"1224\" data-end=\"1249\"\u003e\n\u003cstrong data-start=\"1226\" data-end=\"1242\"\u003ePart Number:\u003c\/strong\u003e 904749\u003c\/li\u003e\n\u003cli data-section-id=\"1bgeii7\" data-start=\"1250\" data-end=\"1282\"\u003e\n\u003cstrong data-start=\"1252\" data-end=\"1269\"\u003eManufacturer:\u003c\/strong\u003e Porter-Cable\u003c\/li\u003e\n\u003cli data-section-id=\"1grlbac\" data-start=\"1283\" data-end=\"1331\"\u003e\n\u003cstrong data-start=\"1285\" data-end=\"1302\"\u003eProduct Type:\u003c\/strong\u003e Pneumatic Nailer Seal Collar\u003c\/li\u003e\n\u003cli data-section-id=\"1oefa8m\" data-start=\"1332\" data-end=\"1408\"\u003e\n\u003cstrong data-start=\"1334\" data-end=\"1350\"\u003eApplication:\u003c\/strong\u003e Internal sealing, alignment, and pneumatic system support\u003c\/li\u003e\n\u003cli data-section-id=\"seyb7x\" data-start=\"1409\" data-end=\"1428\"\u003e\n\u003cstrong data-start=\"1411\" data-end=\"1424\"\u003eOEM Part:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli data-section-id=\"137bin5\" data-start=\"1429\" data-end=\"1462\"\u003e\n\u003cstrong data-start=\"1431\" data-end=\"1444\"\u003eQuantity:\u003c\/strong\u003e Sold Individually\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1464\" data-end=\"1467\"\u003e\n\u003ch2 data-section-id=\"4jtp2i\" data-start=\"1469\" data-end=\"1499\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1472\" data-end=\"1499\"\u003eCompatible Applications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1501\" data-end=\"1634\"\u003eThe Porter-Cable 904749 Collar is designed for compatible Porter-Cable pneumatic nailers that use this specific internal seal collar.\u003c\/p\u003e\n\u003cp data-start=\"1636\" data-end=\"1769\"\u003eAlways verify your nailer model, type number, parts diagram, and original part number before ordering to ensure proper compatibility.\u003c\/p\u003e\n\u003chr data-start=\"1771\" data-end=\"1774\"\u003e\n\u003ch2 data-section-id=\"1oogfg3\" data-start=\"1776\" data-end=\"1810\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1779\" data-end=\"1810\"\u003eFunction of the Seal Collar\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1812\" data-end=\"1880\"\u003eThe 904749 Collar is an internal pneumatic nailer component used to:\u003c\/p\u003e\n\u003cul data-start=\"1882\" data-end=\"2161\"\u003e\n\u003cli data-section-id=\"b4gejl\" data-start=\"1882\" data-end=\"1940\"\u003eHelp maintain a proper seal within the tool’s air system\u003c\/li\u003e\n\u003cli data-section-id=\"tr9wfo\" data-start=\"1941\" data-end=\"1991\"\u003eSupport correct alignment of internal components\u003c\/li\u003e\n\u003cli data-section-id=\"1bqb2uo\" data-start=\"1992\" data-end=\"2035\"\u003eAssist with controlled pneumatic movement\u003c\/li\u003e\n\u003cli data-section-id=\"1qc2j8c\" data-start=\"2036\" data-end=\"2072\"\u003eHelp minimize internal air leakage\u003c\/li\u003e\n\u003cli data-section-id=\"12mfauu\" data-start=\"2073\" data-end=\"2113\"\u003eSupport consistent driving performance\u003c\/li\u003e\n\u003cli data-section-id=\"8ift3x\" data-start=\"2114\" data-end=\"2161\"\u003eRestore proper internal sealing functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2163\" data-end=\"2312\"\u003eA properly functioning seal collar helps the pneumatic system maintain the pressure and component alignment required for dependable nailer operation.\u003c\/p\u003e\n\u003chr data-start=\"2314\" data-end=\"2317\"\u003e\n\u003ch2 data-section-id=\"1h7g79j\" data-start=\"2319\" data-end=\"2360\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2322\" data-end=\"2360\"\u003eCommon Signs Replacement Is Needed\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2362\" data-end=\"2411\"\u003eReplace or inspect the seal collar if you notice:\u003c\/p\u003e\n\u003cul data-start=\"2413\" data-end=\"2735\"\u003e\n\u003cli data-section-id=\"adpemb\" data-start=\"2413\" data-end=\"2442\"\u003eAir leaking from the nailer\u003c\/li\u003e\n\u003cli data-section-id=\"1ay8ebj\" data-start=\"2443\" data-end=\"2482\"\u003eWeak or inconsistent fastener driving\u003c\/li\u003e\n\u003cli data-section-id=\"1xkmz71\" data-start=\"2483\" data-end=\"2520\"\u003eNailer cycles slowly or irregularly\u003c\/li\u003e\n\u003cli data-section-id=\"1yg4fqd\" data-start=\"2521\" data-end=\"2553\"\u003eReduced power during operation\u003c\/li\u003e\n\u003cli data-section-id=\"djakjh\" data-start=\"2554\" data-end=\"2597\"\u003eTool fails to complete a full drive cycle\u003c\/li\u003e\n\u003cli data-section-id=\"1mrj3t5\" data-start=\"2598\" data-end=\"2637\"\u003eVisible cracking, distortion, or wear\u003c\/li\u003e\n\u003cli data-section-id=\"1ftzuix\" data-start=\"2638\" data-end=\"2680\"\u003eExcessive wear on related internal seals\u003c\/li\u003e\n\u003cli data-section-id=\"1w2s3tt\" data-start=\"2681\" data-end=\"2735\"\u003ePerformance does not improve after basic maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2737\" data-end=\"2856\"\u003eA worn or damaged collar may prevent the nailer from sealing correctly, resulting in air loss and unreliable operation.\u003c\/p\u003e\n\u003chr data-start=\"2858\" data-end=\"2861\"\u003e\n\u003ch2 data-section-id=\"bnihmp\" data-start=\"2863\" data-end=\"2898\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2866\" data-end=\"2898\"\u003eInstallation \u0026amp; Service Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2900\" data-end=\"3079\"\u003eDisconnect the air hose and release all stored air pressure before beginning service. Remove all fasteners from the magazine and confirm that the tool is completely depressurized.\u003c\/p\u003e\n\u003cp data-start=\"3081\" data-end=\"3503\"\u003eDisassemble the necessary housing or cylinder components according to the manufacturer’s service instructions. Remove the worn collar, clean the surrounding area, and inspect related O-rings, seals, and internal components for damage. Install the Porter-Cable 904749 Collar in the correct orientation, lubricate applicable components with manufacturer-approved pneumatic tool lubricant, and reassemble the nailer securely.\u003c\/p\u003e\n\u003cp data-start=\"3505\" data-end=\"3795\"\u003e\u003cstrong data-start=\"3505\" data-end=\"3519\"\u003eImportant:\u003c\/strong\u003e Never service a pneumatic nailer while it is connected to an air supply or loaded with fasteners. Always verify the nailer model, type number, and original part number before ordering. Professional installation is recommended if you are unfamiliar with pneumatic tool repair.\u003c\/p\u003e\n\u003chr data-start=\"3797\" data-end=\"3800\"\u003e\n\u003ch2 data-section-id=\"d80cxu\" data-start=\"3802\" data-end=\"3836\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3805\" data-end=\"3836\"\u003eMaintenance Recommendations\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3838\" data-end=\"4320\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"id09mn\" data-start=\"3838\" data-end=\"3898\"\u003eDisconnect the air supply before inspection or maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"18x4mgh\" data-start=\"3899\" data-end=\"3941\"\u003eKeep internal pneumatic components clean\u003c\/li\u003e\n\u003cli data-section-id=\"nj3v6\" data-start=\"3942\" data-end=\"3999\"\u003eUse only manufacturer-approved pneumatic tool lubricant\u003c\/li\u003e\n\u003cli data-section-id=\"1satfou\" data-start=\"4000\" data-end=\"4055\"\u003eInspect related O-rings and seals during installation\u003c\/li\u003e\n\u003cli data-section-id=\"1iqesxu\" data-start=\"4056\" data-end=\"4121\"\u003eReplace damaged seals as part of the same repair when necessary\u003c\/li\u003e\n\u003cli data-section-id=\"1jipm0s\" data-start=\"4122\" data-end=\"4187\"\u003eAvoid using petroleum products not approved for pneumatic tools\u003c\/li\u003e\n\u003cli data-section-id=\"19c8ei1\" data-start=\"4188\" data-end=\"4234\"\u003eStore the nailer in a clean and dry location\u003c\/li\u003e\n\u003cli data-section-id=\"9tlqt5\" data-start=\"4235\" data-end=\"4320\" data-is-last-node=\"\"\u003eUse genuine OEM replacement parts to maintain proper fit and dependable performance\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":"Porter Cable","offers":[{"title":"Default Title","offer_id":53587841220971,"sku":"904749","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/904749.jpg?v=1784676166","url":"https:\/\/generalsprayers.com\/products\/porter-cable-904749-collar-genuine-oem-replacement-pneumatic-nailer-seal-collar","provider":"GeneralSprayers","version":"1.0","type":"link"}