{"product_id":"12s-3-7-8","title":"12S-3-7\/8 Masterdrive CouplngFlnge, 3-7\/8\"BoreD, 2800RPMaxSpeed","description":"\u003cul\u003e \u003cli\u003e \u003cstrong\u003eCoupling Size:\u003c\/strong\u003e 12\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMaximum Speed:\u003c\/strong\u003e 2,800 RPM\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 10 in\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eBore Type:\u003c\/strong\u003e Round Keyed\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eHub Diameter:\u003c\/strong\u003e 5 3\/4 in\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eHub Material Cast:\u003c\/strong\u003e Iron\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e \u003ctr\u003e \u003ctd\u003ePart Number\u003c\/td\u003e \u003ctd\u003e12S-3-7\/8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBrand\u003c\/td\u003e \u003ctd\u003eMasterdrive\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eItem\u003c\/td\u003e \u003ctd\u003eCoupling Flange\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCoupling Size\u003c\/td\u003e \u003ctd\u003e12\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMaximum Speed\u003c\/td\u003e \u003ctd\u003e2,800 RPM\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eOutside Diameter\u003c\/td\u003e \u003ctd\u003e10 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBore Type\u003c\/td\u003e \u003ctd\u003eRound Keyed\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHub Diameter\u003c\/td\u003e \u003ctd\u003e5 3\/4 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHub Material Cast\u003c\/td\u003e \u003ctd\u003eIron\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFor Bushing Size\u003c\/td\u003e \u003ctd\u003eNot Applicable\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBore Diameter\u003c\/td\u003e \u003ctd\u003e3 7\/8 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eLength through Bore\u003c\/td\u003e \u003ctd\u003e4 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eSystem of Measurement\u003c\/td\u003e \u003ctd\u003eInch\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHub\u003c\/td\u003e \u003ctd\u003eBody Length 1 11\/16 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHub Type Flange\u003c\/td\u003e \u003ctd\u003eHub\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBushing\u003c\/td\u003e \u003ctd\u003eBore Range 1 5\/8 to 3 7\/8 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCoupling Overall Length\u003c\/td\u003e \u003ctd\u003e8 1\/4 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFeatures\u003c\/td\u003e \u003ctd\u003eExceptional Torsional Flexibility, Maintenance Free, Quick and Easy Installation\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eUPC\u003c\/td\u003e \u003ctd\u003e806372141897\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Masterdrive 12S-3-7\/8 is a coupling flange with a 3 7\/8 in round keyed bore and a maximum speed of 2,800 RPM. It has a 10 in outside diameter, a 5 3\/4 in hub diameter, and a cast iron hub. This flange hub offers a bushing bore range of 1 5\/8 to 3 7\/8 in and features exceptional torsional flexibility, maintenance-free operation, and quick installation.\u003c\/p\u003e\u003cp\u003eConfirm the part number against your existing unit or equipment before ordering to ensure correct fit.\u003c\/p\u003e","brand":"Masterdrive","offers":[{"title":"Default Title","offer_id":67873203028181,"sku":"12S-3-7\/8","price":323.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/9091\/2213\/files\/aeb0cb87-e677-43c4-88a5-a3e76a770b79_02e8908e-e763-43fe-a0ba-9db2b896dd16.jpg?v=1792710976","url":"https:\/\/proreplacementparts.com\/products\/12s-3-7-8","provider":"Pro Replacement Parts","version":"1.0","type":"link"}