{"product_id":"8018-x-2-1-8","title":"8018 x 2-1\/8 Martin Chain Shaft Coupling Hub, Steel, 2 3\/8\" L","description":"\u003cul\u003e \u003cli\u003e \u003cstrong\u003eChain Number:\u003c\/strong\u003e 80\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eBore Diameter:\u003c\/strong\u003e 3 1\/8 in\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eBore Type:\u003c\/strong\u003e Round Keyed\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eOutside:\u003c\/strong\u003e Diameter with Chain 5.95 in\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eHub Diameter:\u003c\/strong\u003e 4 9\/16 in\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMaximum Torque:\u003c\/strong\u003e 151.6 in-lb\u003c\/li\u003e \u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e \u003ctr\u003e \u003ctd\u003ePart Number\u003c\/td\u003e \u003ctd\u003e8018 x 2-1\/8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBrand\u003c\/td\u003e \u003ctd\u003eMartin\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eItem\u003c\/td\u003e \u003ctd\u003eChain Shaft Coupling Hub\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eChain Number\u003c\/td\u003e \u003ctd\u003e80\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBore Diameter\u003c\/td\u003e \u003ctd\u003e3 1\/8 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\u003eOutside\u003c\/td\u003e \u003ctd\u003eDiameter with Chain 5.95 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eHub Diameter\u003c\/td\u003e \u003ctd\u003e4 9\/16 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMaximum Torque\u003c\/td\u003e \u003ctd\u003e151.6 in-lb\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFor Chain Pitch\u003c\/td\u003e \u003ctd\u003e1 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eKeyway Depth\u003c\/td\u003e \u003ctd\u003e1\/4 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eKeyway Width\u003c\/td\u003e \u003ctd\u003e1\/2 in\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMaximum\u003c\/td\u003e \u003ctd\u003eAngular Misalignment 2 Degrees \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eNumber of Teeth\u003c\/td\u003e \u003ctd\u003e18\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\u003eFor Cover Part Number\u003c\/td\u003e \u003ctd\u003e8018COV\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eResistance Properties\u003c\/td\u003e \u003ctd\u003eChemical Resistant\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eNumber of Set Screws\u003c\/td\u003e \u003ctd\u003e1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMaximum Operating Temperature 150 Degrees\u003c\/td\u003e \u003ctd\u003eF\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eUPC\u003c\/td\u003e \u003ctd\u003e697950047928\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Martin 8018 x 2-1\/8 is a steel chain shaft coupling hub with a round keyed bore diameter of 3 1\/8 inches. It has 18 teeth for a 1-inch chain pitch and a hub diameter of 4 9\/16 inches. This hub has a maximum torque of 151.6 in-lb, one set screw, and a maximum operating temperature of 150 degrees F.\u003c\/p\u003e\u003cp\u003eConfirm the part number against your existing unit or equipment before ordering to ensure correct fit.\u003c\/p\u003e","brand":"Martin","offers":[{"title":"Default Title","offer_id":67707152859349,"sku":"8018 x 2-1\/8","price":302.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/9091\/2213\/files\/3a244bc8-9f87-406b-af6a-3584926cec5a_7dbf361d-f3a4-4cc4-81a6-b2a907017769.jpg?v=1791498182","url":"https:\/\/proreplacementparts.com\/products\/8018-x-2-1-8","provider":"Pro Replacement Parts","version":"1.0","type":"link"}