{"product_id":"aluminum-tri-fold-blind-rivets-rubber-washer","title":"Aluminum Tri-Fold Blind Rivets with Rubber Washer","description":"\u003cstyle\u003e\n    .mw-product-detail{--mw-text:#1f2937;--mw-muted:#5f6b7a;--mw-line:#d9e0e8;--mw-soft:#f5f7fa;--mw-accent:#1f5f8b;color:var(--mw-text);font-family:-apple-system,BlinkMacSystemFont,\"Segoe UI\",Arial,sans-serif;font-size:15px;line-height:1.65;max-width:760px;margin:0 auto}\n    .mw-product-detail *{box-sizing:border-box}\n    .mw-product-detail h2,.mw-product-detail h3,.mw-product-detail p{margin-top:0}\n    .mw-product-detail h2{font-size:26px;line-height:1.25;margin-bottom:12px}\n    .mw-product-detail h3{font-size:18px;line-height:1.35;margin-bottom:8px}\n    .mw-product-detail p{margin-bottom:12px}\n    .mw-product-detail .mw-kicker{margin:0 0 8px;color:var(--mw-accent);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}\n    .mw-product-detail .mw-lead{font-size:16px;color:var(--mw-muted)}\n    .mw-product-detail .mw-section{padding:22px 0;border-top:1px solid var(--mw-line)}\n    .mw-product-detail .mw-section:first-of-type{border-top:0;padding-top:0}\n    .mw-product-detail .mw-card-list{display:grid;grid-template-columns:1fr;gap:10px}\n    .mw-product-detail .mw-card{padding:14px 15px;border:1px solid var(--mw-line);border-radius:10px;background:#fff}\n    .mw-product-detail .mw-note{padding:14px 15px;border-left:4px solid var(--mw-accent);border-radius:8px;background:var(--mw-soft)}\n    .mw-product-detail ul,.mw-product-detail ol{margin:8px 0 0;padding-left:21px}\n    .mw-product-detail li{margin:5px 0}\n    .mw-product-detail .mw-table-wrap{overflow-x:auto;border:1px solid var(--mw-line);border-radius:10px}\n    .mw-product-detail table{width:100%;border-collapse:collapse;min-width:440px}\n    .mw-product-detail th,.mw-product-detail td{padding:10px 12px;border-bottom:1px solid var(--mw-line);text-align:left;vertical-align:top}\n    .mw-product-detail th{width:42%;background:var(--mw-soft);font-weight:600}\n    .mw-product-detail tr:last-child th,.mw-product-detail tr:last-child td{border-bottom:0}\n    .mw-product-detail details{border-top:1px solid var(--mw-line);padding:12px 0}\n    .mw-product-detail details:first-child{border-top:0}\n    .mw-product-detail summary{cursor:pointer;font-weight:600}\n    .mw-product-detail details p{margin:8px 0 0;color:var(--mw-muted)}\n    @media(max-width:640px){.mw-product-detail{font-size:14px}.mw-product-detail h2{font-size:22px}.mw-product-detail .mw-section{padding:18px 0}.mw-product-detail .mw-card,.mw-product-detail .mw-note{padding:12px 13px}}\n  \u003c\/style\u003e\n\u003cdiv class=\"mw-product-detail\"\u003e\n\u003csection class=\"mw-section mw-intro\"\u003e\n\u003cp class=\"mw-kicker\"\u003eAluminum Tri-Fold Blind Rivets\u003c\/p\u003e\n\u003ch2\u003eThree-leg blind-side support with a pre-installed rubber washer\u003c\/h2\u003e\n\u003cp class=\"mw-lead\"\u003eThese open-end tri-fold blind rivets use an aluminum alloy body and aluminum alloy mandrel. Longitudinal body slots form three folding legs after setting, while the rubber washer sits beneath the flange at the contact surface.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"mw-section mw-benefits\"\u003e\n\u003cdiv class=\"mw-card-list\"\u003e\n\u003cdiv class=\"mw-card\"\u003e\n\u003ch3\u003eTri-Fold Rear Formation\u003c\/h3\u003e\n\u003cp\u003eThe slotted rivet body forms three rear legs during installation, creating a defined blind-side bearing pattern for panel fastening.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-card\"\u003e\n\u003ch3\u003eAll-Aluminum Construction\u003c\/h3\u003e\n\u003cp\u003eBoth the rivet body and mandrel are specified as aluminum alloy, providing a consistent material combination across all listed sizes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-card\"\u003e\n\u003ch3\u003ePre-Installed Rubber Washer\u003c\/h3\u003e\n\u003cp\u003eThe washer is positioned beneath the flange to improve contact at the flange-to-surface interface without requiring a separate loose washer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-card\"\u003e\n\u003ch3\u003eDefined Selection Data\u003c\/h3\u003e\n\u003cp\u003eEach size has a specified grip range, hole size, head diameter and mandrel diameter for controlled product selection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mw-card\"\u003e\n\u003ch3\u003eTwo Pack Quantities\u003c\/h3\u003e\n\u003cp\u003eChoose 100-piece packs for maintenance or smaller jobs and 1000-piece packs for recurring assembly and replenishment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"mw-section mw-important\"\u003e\n\u003cdiv class=\"mw-note\"\u003e\n\u003cstrong\u003eImportant:\u003c\/strong\u003e The rubber washer is a physical product feature, but no tested waterproof rating, IP rating or watertight performance claim is supplied. Applications requiring verified sealing should be tested under the actual panel, hole and environmental conditions.\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"mw-section mw-structure\"\u003e\n\u003ch3\u003eHow the Tri-Fold Structure Works\u003c\/h3\u003e\n\u003cp\u003eThe rivet is inserted from one side of the assembly. As the compatible blind-rivet tool pulls the mandrel, the longitudinally slotted body folds into three legs on the blind side. After setting, check that the flange sits evenly against the washer and that all three rear legs have formed without damaging the surrounding material.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"mw-section mw-applications\"\u003e\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSheet, panel and enclosure assemblies with access from one side\u003c\/li\u003e\n\u003cli\u003eEquipment housings, cabinets and general sheet-metal components\u003c\/li\u003e\n\u003cli\u003eSigns, light-duty housings and non-structural trim assemblies\u003c\/li\u003e\n\u003cli\u003eTrailer, RV and vehicle-panel repair where the selected grip range is suitable\u003c\/li\u003e\n\u003cli\u003ePlastic, fiberglass or composite panels after fit testing for local compression and hole-edge strength\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection class=\"mw-section mw-selection\"\u003e\n\u003ch3\u003eSelection Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMeasure the total material thickness and select a size whose grip range covers that thickness.\u003c\/li\u003e\n\u003cli\u003eChoose the listed rivet size shown as the inch designation followed by the metric dimensions in parentheses.\u003c\/li\u003e\n\u003cli\u003eUse the metric dimensions, grip range and hole size as the engineering reference for installation checks.\u003c\/li\u003e\n\u003cli\u003eUse a 5.4 mm hole for 5.2 mm rivets and a 6.6 mm hole for 6.4 mm rivets.\u003c\/li\u003e\n\u003cli\u003eAllow for an 11.5 mm head diameter on 5.2 mm sizes and a 14.5 mm head diameter on 6.4 mm sizes.\u003c\/li\u003e\n\u003cli\u003eConfirm that the installation tool supports the selected rivet diameter, mandrel diameter and required setting capacity.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection class=\"mw-section mw-specifications\"\u003e\n\u003ch3\u003eProduct-Level Specifications\u003c\/h3\u003e\n\u003cdiv class=\"mw-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eOpen-End Tri-Fold Blind Rivet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRivet Body Material\u003c\/th\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMandrel Material\u003c\/th\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWasher\u003c\/th\u003e\n\u003ctd\u003eBlack rubber washer beneath the flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRivet Diameters\u003c\/th\u003e\n\u003ctd\u003e5.2 mm and 6.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Body Lengths\u003c\/th\u003e\n\u003ctd\u003e17, 19, 20, 22, 25, 26 and 28 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHole Sizes\u003c\/th\u003e\n\u003ctd\u003e5.4 mm for 5.2 mm rivets; 6.6 mm for 6.4 mm rivets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Quantity\u003c\/th\u003e\n\u003ctd\u003e100 pcs and 1000 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"mw-section mw-installation\"\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePrepare a clean, correctly sized hole and remove burrs that could damage the washer.\u003c\/li\u003e\n\u003cli\u003ePlace the rubber washer between the rivet flange and the work surface.\u003c\/li\u003e\n\u003cli\u003eInsert the rivet through the aligned materials.\u003c\/li\u003e\n\u003cli\u003eSet the rivet with a compatible blind-rivet tool.\u003c\/li\u003e\n\u003cli\u003eInspect flange contact, washer position and three-leg rear formation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection class=\"mw-section mw-faq\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the correct size?\u003c\/summary\u003e\n\u003cp\u003eStart with the total material thickness and match it to the grip range for the selected size. Then confirm the required hole size and available head clearance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these rivets waterproof?\u003c\/summary\u003e\n\u003cp\u003eA rubber washer is installed beneath the flange, but no tested waterproof or IP rating is supplied. Verify sealing performance in the actual assembly when water resistance is required.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat are the rivet body and mandrel made from?\u003c\/summary\u003e\n\u003cp\u003eBoth are specified as aluminum alloy. A specific alloy grade has not been provided.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat tool is required?\u003c\/summary\u003e\n\u003cp\u003eUse a blind-rivet tool compatible with the selected 5.2 mm or 6.4 mm rivet size and the corresponding mandrel diameter. Confirm the tool setting capacity before installation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat pack quantities are available?\u003c\/summary\u003e\n\u003cp\u003eEach listed size is available in 50-piece and 500-piece packs.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"JIANDAXIN","offers":[{"title":"100 Pcs \/ 13\/64\"x11\/16\"(5.2x17mm)","offer_id":46592650707141,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X17mm","price":212.0,"currency_code":"CNY","in_stock":true},{"title":"100 Pcs \/ 13\/64″×3\/4″(5.2×19 mm)","offer_id":46590610538693,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X19mm","price":253.0,"currency_code":"CNY","in_stock":true},{"title":"100 Pcs \/ 13\/64″×7\/8″(5.2×22 mm)","offer_id":46590610571461,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X22mm","price":315.0,"currency_code":"CNY","in_stock":true},{"title":"100 Pcs \/ 13\/64″×1″(5.2×25 mm)","offer_id":46590610604229,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X25mm","price":370.0,"currency_code":"CNY","in_stock":true},{"title":"100 Pcs \/ 13\/64″×1-3\/32″(5.2×28 mm)","offer_id":46590610636997,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X28mm","price":418.0,"currency_code":"CNY","in_stock":true},{"title":"100 Pcs \/ 1\/4″×25\/32″(6.4×20 mm)","offer_id":46590610669765,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-6.4X20mm","price":459.0,"currency_code":"CNY","in_stock":true},{"title":"100 Pcs \/ 1\/4″×1-1\/32″(6.4×26 mm)","offer_id":46590610702533,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-6.4X26mm","price":500.0,"currency_code":"CNY","in_stock":true},{"title":"1000 Pcs \/ 13\/64\"x11\/16\"(5.2x17mm)","offer_id":46592650739909,"sku":null,"price":1714.0,"currency_code":"CNY","in_stock":true},{"title":"1000 Pcs \/ 13\/64″×3\/4″(5.2×19 mm)","offer_id":46590610768069,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X19mm","price":2126.0,"currency_code":"CNY","in_stock":true},{"title":"1000 Pcs \/ 13\/64″×7\/8″(5.2×22 mm)","offer_id":46590610800837,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X22mm","price":2743.0,"currency_code":"CNY","in_stock":true},{"title":"1000 Pcs \/ 13\/64″×1″(5.2×25 mm)","offer_id":46590610833605,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X25mm","price":3291.0,"currency_code":"CNY","in_stock":true},{"title":"1000 Pcs \/ 13\/64″×1-3\/32″(5.2×28 mm)","offer_id":46590610866373,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-5.2X28mm","price":3771.0,"currency_code":"CNY","in_stock":true},{"title":"1000 Pcs \/ 1\/4″×25\/32″(6.4×20 mm)","offer_id":46590610899141,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-6.4X20mm","price":4182.0,"currency_code":"CNY","in_stock":true},{"title":"1000 Pcs \/ 1\/4″×1-1\/32″(6.4×26 mm)","offer_id":46590610931909,"sku":"All-Aluminum Waterproof Tri-Fold Blind Rivet-6.4X26mm","price":4594.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/3542\/5477\/files\/Jiandaxin-Specialrivet_WaterproofTri-foldAluminumBlindRiv1.png?v=1785045957","url":"https:\/\/www.jiandaxin.com\/de\/products\/aluminum-tri-fold-blind-rivets-rubber-washer","provider":"JIANDAXIN","version":"1.0","type":"link"}