{"product_id":"0-375-x-9-x-5-2-h-cs-pad","title":"3\/8\" 9\" x 5\" Oblong Aluminum Countersunk Pad | 2-Hole 25\/64\" + Center Vent | Marine Grade 6061-T6","description":"\u003cp style=\"font-size:1.15em;line-height:1.4;margin-bottom:0.75em;text-transform:none;color:#4a7ab5\"\u003e\u003cstrong\u003eTwo-Hole Oblong Countersunk Pad with Center Vent\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp style=\"font-weight:400;font-size:0.9em\"\u003ePrecision CNC-machined 6061-T6 aluminum oblong countersunk pad with two 25\/64\" mounting holes sized for 3\/8\" fasteners and a 5\/16\" center vent for weld gas release. Countersunk holes allow screw heads to sit flush with the pad surface for a clean, professional finish on fiberglass deck surfaces.\u003c\/p\u003e\n\n\u003ctable style=\"font-size:0.9em;border-collapse:collapse\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#1a1a1a;text-transform:none;color:#ffffff;border:1px solid #ffffff\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"font-weight:400;border:1px solid #ffffff\"\u003eMarine Grade 6061-T6 Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#1a1a1a;text-transform:none;color:#ffffff;border:1px solid #ffffff\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"font-weight:400;border:1px solid #ffffff\"\u003e9\" × 5\" (L × W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#1a1a1a;text-transform:none;color:#ffffff;border:1px solid #ffffff\"\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"font-weight:400;border:1px solid #ffffff\"\u003e3\/8\" (0.375\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#1a1a1a;text-transform:none;color:#ffffff;border:1px solid #ffffff\"\u003e\u003cstrong\u003eMounting Holes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"font-weight:400;border:1px solid #ffffff\"\u003e2 countersunk (25\/64\" dia. for 3\/8\" fasteners)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#1a1a1a;text-transform:none;color:#ffffff;border:1px solid #ffffff\"\u003e\u003cstrong\u003eCenter Vent\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"font-weight:400;border:1px solid #ffffff\"\u003e5\/16\" (weld gas release)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\u003ctd style=\"background-color:#1a1a1a;text-transform:none;color:#ffffff;border:1px solid #ffffff\"\u003e\u003cstrong\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"font-weight:400;border:1px solid #ffffff\"\u003eOblong\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#1a1a1a;text-transform:none;color:#ffffff;border:1px solid #ffffff\"\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"font-weight:400;border:1px solid #ffffff\"\u003eMatte — tumbled, deburred, paint\/powder coat ready\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#1a1a1a;text-transform:none;color:#ffffff;border:1px solid #ffffff\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"font-weight:400;border:1px solid #ffffff\"\u003e1.65 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"text-transform:none;font-weight:600;font-size:1.05em;color:#4a7ab5\"\u003eCommon Applications\u003c\/p\u003e\n\u003cp style=\"font-weight:400;font-size:0.9em\"\u003eT-tops, tuna towers, hard tops, radar arches, leaning posts, grab bars, bow rails, outrigger mounts, rod holders.\u003c\/p\u003e\n\n\u003cp style=\"text-transform:none;font-weight:600;font-size:1.05em;color:#4a7ab5\"\u003eFrequently Asked Questions\u003c\/p\u003e\n\n\u003cp style=\"font-weight:400;font-size:0.9em\"\u003e\u003cstrong\u003eWhat does \"countersunk\" mean for this pad?\u003c\/strong\u003e\u003cbr\u003e\nCountersunk means the mounting holes are chamfered so countersunk head screws sit flush with the pad surface — no protruding screw heads that could snag lines or cause injury.\u003c\/p\u003e\n\n\u003cp style=\"font-weight:400;font-size:0.9em\"\u003e\u003cstrong\u003eCan this pad be used on a fiberglass deck?\u003c\/strong\u003e\u003cbr\u003e\nYes — this pad is designed for fiberglass deck installations. The countersunk holes accommodate countersunk head screws, and the pad distributes fastener loads over a wider surface area to prevent deck damage.\u003c\/p\u003e\n\n\u003cp style=\"font-weight:400;font-size:0.9em\"\u003e\u003cstrong\u003eWhat size screws do I need?\u003c\/strong\u003e\u003cbr\u003e\nThe two countersunk holes are sized for 3\/8\" fasteners (25\/64\" hole diameter). Use 3\/8\"-16 stainless countersunk head screws for best results.\u003c\/p\u003e\n\n\u003cp style=\"font-weight:400;font-size:0.9em\"\u003e\u003cstrong\u003eWhat is the center vent hole for?\u003c\/strong\u003e\u003cbr\u003e\nThe center vent hole allows trapped air and gases to escape during welding, preventing blow-through and ensuring a clean, full-penetration weld.\u003c\/p\u003e\n\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Product\",\n      \"name\": \"3\/8\\\" 9\\\" x 5\\\" Oblong Aluminum Countersunk Pad | 2-Hole 25\/64\\\" + Center Vent | Marine Grade 6061-T6\",\n      \"sku\": \"0042-A\",\n      \"mpn\": \"0042-A\",\n      \"brand\": { \"@type\": \"Brand\", \"name\": \"Welding World\" },\n      \"description\": \"9 x 5 inch oblong aluminum countersunk pad with center vent, 3\/8 inch thick, 6061-T6, 2 countersunk holes for 3\/8 inch fasteners plus 5\/16 inch center vent for weld gas release.\",\n      \"material\": \"Aluminum 6061-T6\",\n      \"category\": \"Marine Deck Hardware\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"seller\": { \"@type\": \"Organization\", \"name\": \"Welding World\" }\n      }\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What does \\\"countersunk\\\" mean for this pad?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Countersunk means the mounting holes are chamfered so countersunk head screws sit flush with the pad surface — no protruding screw heads that could snag lines or cause injury.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Can this pad be used on a fiberglass deck?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes — this pad is designed for fiberglass deck installations. The countersunk holes accommodate countersunk head screws, and the pad distributes fastener loads over a wider surface area to prevent deck damage.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What size screws do I need?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The two countersunk holes are sized for 3\/8\\\" fasteners (25\/64\\\" hole diameter). Use 3\/8\\\"-16 stainless countersunk head screws for best results.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the center vent hole for?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The center vent hole allows trapped air and gases to escape during welding, preventing blow-through and ensuring a clean, full-penetration weld.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Welding World","offers":[{"title":"Default Title","offer_id":42976213794877,"sku":"Part Number: 0042-A","price":21.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0494\/7717\/files\/0042-A.png?v=1779210447","url":"https:\/\/weldingworldinc.com\/products\/0-375-x-9-x-5-2-h-cs-pad","provider":"Welding World, Inc.","version":"1.0","type":"link"}