{"title":"12\u0026Prime; x 15-3\/8\u0026Prime; Plate Casters \u0026mdash; Up to 12,000 lb","description":"\u003cdiv id=\"chq-below\"\u003e\n\u003cstyle\u003e#chq-below{max-width:1200px;margin:24px auto 0;padding:0 20px 40px;font-family:-apple-system,sans-serif;color:#1a1a1a;line-height:1.6}#chq-below h2{font-size:22px;font-weight:800;margin:32px 0 14px;padding-bottom:8px;border-bottom:2px solid #016367}#chq-below h3{font-size:16px;font-weight:700;color:#024547;margin:18px 0 8px}#chq-below p{font-size:15px;margin:0 0 12px}#chq-below p.chq-section-intro{color:#4b5563;margin-bottom:16px}#chq-below .chq-table-wrap{overflow-x:auto;margin:14px 0 24px}#chq-below table{width:100%;border-collapse:collapse;font-size:14px;background:#fff;border:1px solid #e5e7eb}#chq-below th{background:#016367;color:#fff;font-weight:700;text-align:left;padding:10px 12px;border:1px solid #024547}#chq-below td{padding:9px 12px;border:1px solid #e5e7eb;vertical-align:top}#chq-below tr:nth-child(even) td{background:#fafafa}#chq-below .chq-how-to-choose{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:16px 20px;margin:16px 0 24px}#chq-below details{border:1px solid #e5e7eb;border-radius:6px;margin-bottom:8px;background:#fff}#chq-below summary{cursor:pointer;padding:12px 18px;font-weight:700;font-size:14.5px;list-style:none;position:relative;padding-right:40px}#chq-below summary::-webkit-details-marker{display:none}#chq-below summary::after{content:\"+\";position:absolute;right:16px;top:50%;transform:translateY(-50%);color:#016367;font-size:20px;font-weight:700}#chq-below details[open] summary::after{content:\"\\2212\"}#chq-below details\u003ediv{padding:12px 18px 16px;font-size:14.5px;color:#4b5563}#chq-below .chq-engineer-tip{background:#fff8e1;border-left:4px solid #f59e0b;padding:14px 18px;margin:18px 0;border-radius:0 6px 6px 0}#chq-below .chq-engineer-tip strong{color:#92400e}#chq-below .chq-trust-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:24px 0 0}#chq-below .chq-trust-row div{background:#f4f6f7;border-radius:6px;padding:12px 14px;font-size:13.5px;line-height:1.5}#chq-below .chq-trust-row strong{color:#016367;display:block;font-size:14px;margin-bottom:4px}\u003c\/style\u003e\n\u003ch2\u003e12\u0026amp;Prime; x 15-3\/8\u0026amp;Prime; Plate Caster Specs\u003c\/h2\u003e\n\u003cp class=\"chq-section-intro\"\u003eStandard configurations and capacity tiers stocked for 12″ x 15-3\/8″ top-plate casters. Match wheel size to floor condition and load.\u003c\/p\u003e\n\u003cdiv class=\"chq-table-wrap\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlate Size\u003c\/td\u003e\n\u003ctd\u003e12″ x 15-3\/8″\u003c\/td\u003e\n\u003ctd\u003eMatch existing equipment bolt pattern\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBolt Pattern\u003c\/td\u003e\n\u003ctd\u003e9-1\/2″ x 13″\u003c\/td\u003e\n\u003ctd\u003eVerify with calipers before ordering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity Range\u003c\/td\u003e\n\u003ctd\u003eUp to 12,000 lb per caster\u003c\/td\u003e\n\u003ctd\u003emil-spec, aerospace ground support, specialty large platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel Sizes\u003c\/td\u003e\n\u003ctd\u003e14″ - 24″\u003c\/td\u003e\n\u003ctd\u003eLarger wheels = lower push force, higher deck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTier Class\u003c\/td\u003e\n\u003ctd\u003eMil-Spec\u003c\/td\u003e\n\u003ctd\u003eSpec match to load + duty cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrands Stocked\u003c\/td\u003e\n\u003ctd\u003eHamilton, Albion, Faultless, Caster Concepts\u003c\/td\u003e\n\u003ctd\u003eCross-reference supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfigurations\u003c\/td\u003e\n\u003ctd\u003eSwivel, Rigid, Total Lock, Brake\u003c\/td\u003e\n\u003ctd\u003eSpec at order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShip Time\u003c\/td\u003e\n\u003ctd\u003eSame-day before 3pm CT\u003c\/td\u003e\n\u003ctd\u003eMansfield, TX warehouse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2\u003eHow to Choose\u003c\/h2\u003e\n\u003cdiv class=\"chq-how-to-choose\"\u003e\n\u003ch3\u003e1. Confirm Plate Pattern Match\u003c\/h3\u003e\n\u003cp\u003eMeasure your existing equipment plate bolt-hole pattern with calipers. The 12″ x 15-3\/8″ plate uses a 9-1\/2″ x 13″ bolt pattern. Replacement casters must match BOTH the overall plate dimensions AND the bolt-hole spacing — even 1\/16″ off prevents bolt-for-bolt install. Photograph the existing mount and email info@casterhq.com if unsure.\u003c\/p\u003e\n\u003ch3\u003e2. Capacity Sizing\u003c\/h3\u003e\n\u003cp\u003eTotal cart load divided by 4 casters, plus 30% safety margin (50% for outdoor or shock applications). The 12″ x 15-3\/8″ plate supports up to 12,000 lb per caster — that’s 48,000 lb total cart capacity at 4 casters. Match to your actual load, don’t exceed.\u003c\/p\u003e\n\u003ch3\u003e3. Wheel Size by Floor\u003c\/h3\u003e\n\u003cp\u003eAvailable wheel range: 14″ - 24″. Smooth concrete: smaller wheels work. Floor seams, thresholds, debris: 6″+ minimum. Outdoor or rough surfaces: 8″+ required. Larger wheels reduce push force by ~30% per 2″ diameter increase.\u003c\/p\u003e\n\u003ch3\u003e4. Wheel Material\u003c\/h3\u003e\n\u003cp\u003eStandard options for 12 x 15-3\/8 plate: poly-on-iron (highest capacity, non-marking), cast iron (max capacity, marks floors), phenolic (heat-resistant), polyurethane (non-marking, quiet), pneumatic (rough terrain, shock absorption). Email info@casterhq.com with environment for material recommendation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"chq-engineer-tip\"\u003e\n\u003cstrong\u003eEngineer Tip:\u003c\/strong\u003e The 12″ x 15-3\/8″ plate is a mil-spec mounting standard. Capacity is rated at static load — for shock loads (cart hitting thresholds, expansion joints), derate by 30-50% OR specify kingpinless construction. Email info@casterhq.com with cart weight, floor condition, and cycle count for a free engineering review.\u003c\/div\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat is a 12\u0026amp;Prime; x 15-3\/8\u0026amp;Prime; plate caster?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eA top-plate mount industrial caster sized for the 12″ x 15-3\/8″ bolt pattern. Capacity up to 12,000 lb per caster on 14″ - 24″ wheels. The plate dimensions and bolt pattern (9-1\/2″ x 13″) determine compatibility with existing equipment mounts.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat capacity does 12\u0026amp;Prime; x 15-3\/8\u0026amp;Prime; plate casters support?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eUp to 12,000 lb per caster at static rating. For a 4-caster cart: 48,000 lb total capacity. Always size 30% above your peak load for safety margin (50% for shock-load applications).\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat wheel sizes fit this plate?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eThe 12″ x 15-3\/8″ plate supports 14″ - 24″ wheels in standard configurations. Larger wheels require longer hub bores but the top-plate dimensions stay constant. Verify wheel-to-floor clearance after install.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I know if my equipment uses this plate size?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eMeasure your existing mount with calipers: overall plate dimensions (12″ x 15-3\/8″) AND bolt-hole spacing (9-1\/2″ x 13″). Both must match for bolt-for-bolt replacement. Photograph the existing caster mount and email info@casterhq.com for cross-reference verification.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat brands do you stock?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eHamilton (heaviest capacity, mil-spec), Albion (USA-made, widest selection), Faultless (economy industrial), Caster Concepts (custom-engineered, fastest lead time for non-stock), and Service Caster (light-to-medium duty). All cross-reference supported.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eSteel or stainless?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eStandard 12″ x 15-3\/8″ casters: zinc-plated or zinc-yellow chromate steel for indoor industrial. Stainless (304 or 316) for wet, washdown, food, pharma, chemical environments. Stainless costs 2-3x more and capacity is 70-80% of equivalent steel. Specify by environment.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes the caster ship with mounting hardware?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eIndustrial plate casters ship without bolts — bolt length depends on frame thickness. Standard bolt sizes for 12″ x 15-3\/8″ plate: 5\/16″-18 to 1\/2″-13 grade 5 zinc-plated. Use 4 bolts + lock washers + nuts per caster.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow fast does this ship?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eStock 12″ x 15-3\/8″ casters ship same day from Mansfield, TX before 3pm CT. Freight-class sizes (12,000 lb capacity and above) are quoted at order. Engineer cross-reference: next-business-day response from info@casterhq.com.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdiv class=\"chq-trust-row\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e12 x 15-3\/8 Plate Specialists\u003c\/strong\u003eFull 12″ x 15-3\/8″ plate caster line stocked across Hamilton, Albion, Faultless, Caster Concepts, and Service Caster. Every common configuration.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngineer Cross-Reference\u003c\/strong\u003eBring us a competitor part number and we’ll match it from our catalog. Real engineering review, no scripts. 844-439-4335 or info@casterhq.com.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSame-Day Ship from Texas\u003c\/strong\u003eStock casters ship same day from Mansfield, TX before 3pm CT. Two-day delivery to most US locations.\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePlate-Fitment Verified\u003c\/strong\u003ePhotograph your existing mount, email info@casterhq.com, and we’ll verify the plate pattern + bolt-hole spacing match before you order.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"CollectionPage\",\n      \"@id\": \"https:\/\/casterhq.com\/collections\/plate-size-12-x-15-3-8#page\",\n      \"url\": \"https:\/\/casterhq.com\/collections\/plate-size-12-x-15-3-8\",\n      \"name\": \"12\u0026Prime; x 15-3\/8\u0026Prime; Plate Casters \u0026mdash; Up to 12,000 lb\",\n      \"description\": \"12\u0026Prime; x 15-3\/8\u0026Prime; top-plate mount industrial casters. Up to 12,000 lb per caster. 14\u0026Prime; - 24\u0026Prime; wheels. Mil-Spec. 1 styles. Hamilton, Albion, Faultless, Caster Concepts. Same-day ship.\",\n      \"isPartOf\": {\n        \"@id\": \"https:\/\/casterhq.com\/#website\"\n      },\n      \"breadcrumb\": {\n        \"@id\": \"https:\/\/casterhq.com\/collections\/plate-size-12-x-15-3-8#breadcrumb\"\n      }\n    },\n    {\n      \"@type\": \"BreadcrumbList\",\n      \"@id\": \"https:\/\/casterhq.com\/collections\/plate-size-12-x-15-3-8#breadcrumb\",\n      \"itemListElement\": [\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 1,\n          \"name\": \"Home\",\n          \"item\": \"https:\/\/casterhq.com\/\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 2,\n          \"name\": \"Plate Casters\",\n          \"item\": \"https:\/\/casterhq.com\/collections\/plate-casters\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 3,\n          \"name\": \"12\u0026Prime; x 15-3\/8\u0026Prime; Plate Casters \u0026mdash; Up to 12,000 lb\",\n          \"item\": \"https:\/\/casterhq.com\/collections\/plate-size-12-x-15-3-8\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"@id\": \"https:\/\/casterhq.com\/collections\/plate-size-12-x-15-3-8#faq\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is a 12\u0026Prime; x 15-3\/8\u0026Prime; plate caster?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"A top-plate mount industrial caster sized for the 12\u0026Prime; x 15-3\/8\u0026Prime; bolt pattern. Capacity up to 12,000 lb per caster on 14\u0026Prime; - 24\u0026Prime; wheels. The plate dimensions and bolt pattern (9-1\/2\u0026Prime; x 13\u0026Prime;) determine compatibility with existing equipment mounts.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What capacity does 12\u0026Prime; x 15-3\/8\u0026Prime; plate casters support?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Up to 12,000 lb per caster at static rating. For a 4-caster cart: 48,000 lb total capacity. Always size 30% above your peak load for safety margin (50% for shock-load applications).\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What wheel sizes fit this plate?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The 12\u0026Prime; x 15-3\/8\u0026Prime; plate supports 14\u0026Prime; - 24\u0026Prime; wheels in standard configurations. Larger wheels require longer hub bores but the top-plate dimensions stay constant. Verify wheel-to-floor clearance after install.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How do I know if my equipment uses this plate size?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Measure your existing mount with calipers: overall plate dimensions (12\u0026Prime; x 15-3\/8\u0026Prime;) AND bolt-hole spacing (9-1\/2\u0026Prime; x 13\u0026Prime;). Both must match for bolt-for-bolt replacement. Photograph the existing caster mount and email info@casterhq.com for cross-reference verification.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What brands do you stock?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Hamilton (heaviest capacity, mil-spec), Albion (USA-made, widest selection), Faultless (economy industrial), Caster Concepts (custom-engineered, fastest lead time for non-stock), and Service Caster (light-to-medium duty). All cross-reference supported.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Steel or stainless?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Standard 12\u0026Prime; x 15-3\/8\u0026Prime; casters: zinc-plated or zinc-yellow chromate steel for indoor industrial. Stainless (304 or 316) for wet, washdown, food, pharma, chemical environments. Stainless costs 2-3x more and capacity is 70-80% of equivalent steel. Specify by environment.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Does the caster ship with mounting hardware?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Industrial plate casters ship without bolts — bolt length depends on frame thickness. Standard bolt sizes for 12\u0026Prime; x 15-3\/8\u0026Prime; plate: 5\/16\u0026Prime;-18 to 1\/2\u0026Prime;-13 grade 5 zinc-plated. Use 4 bolts + lock washers + nuts per caster.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How fast does this ship?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Stock 12\u0026Prime; x 15-3\/8\u0026Prime; casters ship same day from Mansfield, TX before 3pm CT. Freight-class sizes (12,000 lb capacity and above) are quoted at order. Engineer cross-reference: next-business-day response from info@casterhq.com.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n\u003c\/script\u003e\n\u003c\/div\u003e","products":[{"product_id":"dual-wheel-12-kingpinless-thick-polyurethane-on-iron-rigid-caster-12000-lb-capacity-15-3-8x12-plate-850px12801r","title":"Albion 850PX12801R 12\" Poly-on-Iron Rigid Dual Wheel Kingpinless Caster – 12000 lb | CasterHQ","description":"\u003cdiv style=\"box-shadow: 0px 4px 8px rgba(0,0,0,0.1); padding: 20px; border-radius: 12px;\"\u003e\n\u003ch1 style=\"color: rgb(1, 99, 103); font-weight: bold; \"\u003eHeavy-Duty Casters for Industrial Applications\u003c\/h1\u003e\n\u003cdiv style=\"background-color: rgb(1, 99, 103); border-radius: 12px; padding: 10px; text-align: center;\"\u003e\n\u003cspan style=\"color: #FFFFFF; font-weight: bold;\"\u003eUnmatched Strength  | Expert Support\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #8AC973; font-weight: bold; \"\u003eDual-Wheel Kingpinless 12\" Casters\u003c\/h2\u003e\n\u003cp\u003eBuilt to tackle tough jobs, the Dual-Wheel Kingpinless 12\" Thick Polyurethane-on-Iron Wheel Rigid Caster (SKU: 850PX12801R) delivers superior performance in industrial settings.  \u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; color: #8AC973;\"\u003e\n\u003cli\u003e\u003cspan style=\"color: rgb(15, 36, 62);\"\u003e\u003cb\u003e12,000 lb Capacity: \u003c\/b\u003eHandles heavy equipment with ease.\u003c\/span\u003e\u003c\/li\u003e\n\u003cspan style=\"font-weight: bold; color: rgb(15, 36, 62);\"\u003e\n\u003c\/span\u003e\u003cli\u003e\u003cspan style=\"color: rgb(15, 36, 62);\"\u003e\u003cb\u003e12\" Thick Polyurethane Wheels: \u003c\/b\u003eProvides smooth rolling and excellent durability.\u003c\/span\u003e\u003c\/li\u003e\n\u003cspan style=\"font-weight: bold; color: rgb(15, 36, 62);\"\u003e\n\u003c\/span\u003e\u003cli\u003e\u003cspan style=\"color: rgb(15, 36, 62);\"\u003e\u003cb\u003eKingpinless Design: \u003c\/b\u003eEnsures stability and eliminates potential swivel failure.\u003c\/span\u003e\u003c\/li\u003e\n\u003cspan style=\"font-weight: bold; color: rgb(15, 36, 62);\"\u003e\n\u003c\/span\u003e\u003cli\u003e\u003cspan style=\"color: rgb(15, 36, 62);\"\u003e\u003cb\u003e15.75\" Mount Height: \u003c\/b\u003eIdeal for a variety of industrial applications.\u003c\/span\u003e\u003c\/li\u003e\n\u003cstrong style=\"font-weight: bold;\"\u003e\n\u003c\/strong\u003e\n\u003c\/ul\u003e\n\u003cstrong\u003e\u003cstrong\u003e\u003cstrong\u003e\n\u003ch2 style=\"color: #8AC973; font-weight: bold; \"\u003eExpert Support Available\u003c\/h2\u003e\n\u003cp\u003eNeed help choosing the right caster for your needs? Our team of experts is here to help! Contact us weekdays from 8 am to 5 pm to get personalized advice.\u003c\/p\u003e\n\u003c\/strong\u003e\u003c\/strong\u003e\u003c\/strong\u003e\n\u003c\/div\u003e","brand":"Albion-Casters","offers":[{"title":"Default Title","offer_id":50123665408312,"sku":"850PX12801R","price":2434.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0929\/4191\/0328\/files\/850PX12801R-2.png?v=1771083138"}],"url":"https:\/\/casterhq.com\/collections\/plate-size-12-x-15-3-8.oembed","provider":"CasterHQ","version":"1.0","type":"link"}