A-Belt Finder & Calculator<\/title>\n<style>\n \/* Base setup allowing background images to show through *\/\n body {\n margin: 0;\n padding: 20px;\n font-family: \"Montserrat\", sans-serif;\n background-color: #1a1a1a; \/* Fallback dark background *\/\n color: #ffffff;\n display: flex;\n flex-direction: column;\n align-items: center;\n min-height: 100vh;\n }\n\n \/* High-contrast Header with white shadow for mixed light\/dark backgrounds *\/\n h1 {\n text-align: center;\n font-size: 32px;\n font-weight: 700;\n color: #ffffff;\n text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8), 0 0 10px rgba(255, 255, 255, 0.3);\n margin-bottom: 20px;\n }\n\n \/* Main calculator container providing high contrast over any image background *\/\n .calc-container {\n background-color: rgba(0, 0, 0, 0.75); \/* Deep semi-transparent backdrop *\/\n border: 1px solid rgba(255, 255, 255, 0.15);\n border-radius: 12px;\n padding: 25px;\n max-width: 480px;\n width: 100%;\n box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);\n box-sizing: border-box;\n }\n\n \/* Paragraph rows designed for crisp legibility *\/\n p {\n display: flex;\n justify-content: space-between;\n align-items: center;\n text-align: left;\n color: #ffffff;\n font-size: 18px;\n font-weight: 600;\n line-height: 1.6;\n margin: 15px 0;\n text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.9);\n }\n\n \/* Input and dropdown styling *\/\n select, input[type=\"text\"] {\n width: 180px;\n height: 38px;\n font-size: 15px;\n font-weight: 600;\n font-family: \"Montserrat\", sans-serif;\n padding: 5px;\n border: 2px solid #555555;\n border-radius: 6px;\n background-color: #ffffff;\n color: #000000;\n box-sizing: border-box;\n }\n\n input[type=\"text\"] {\n width: 100px;\n text-align: center;\n }\n\n select:focus, input[type=\"text\"]:focus {\n outline: none;\n border-color: #007bff;\n box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);\n }\n\n \/* Button alignment and modern interactive styling *\/\n .btn-container {\n text-align: center;\n margin-top: 25px;\n }\n\n button {\n display: inline-block;\n padding: 10px 40px;\n font-size: 18px;\n font-weight: 600;\n font-family: \"Montserrat\", sans-serif;\n text-align: center;\n text-decoration: none;\n cursor: pointer;\n background-color: #007bff;\n color: #ffffff;\n border: none;\n border-radius: 6px;\n transition: all 0.3s ease;\n box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);\n width: 100%;\n }\n\n button:hover {\n background-color: #0056b3;\n transform: translateY(-1px);\n box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);\n }\n\n button:active {\n transform: translateY(1px);\n box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);\n }\n\n \/* Clear, high-contrast results panel *\/\n .results-box {\n margin-top: 20px;\n padding: 15px;\n background-color: rgba(255, 255, 255, 0.08);\n border-radius: 6px;\n border-left: 4px solid #007bff;\n }\n\n .results-box p {\n font-size: 16px;\n margin: 8px 0;\n }\n\n .results-box span {\n color: #28a745;\n font-weight: 700;\n text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);\n }\n<\/style>\n<\/head>\n<body>\n\n<h1>A Belt Finder<\/h1>\n\n<div class=\"calc-container\">\n \n <p>\n <label for=\"vara\">Driver Sheave:<\/label>\n <select id=\"vara\">\n <option value=\"1.5\">1.75OD or AK17<\/option>\n <option value=\"1.7\">2.00OD or AK20<\/option>\n <option value=\"1.8\">2.10OD or AK21<\/option>\n <option value=\"2.0\">2.25OD or AK22<\/option>\n <option value=\"2.1\">2.30OD or AK23<\/option>\n <option value=\"2.2\">2.50OD or AK25<\/option>\n <option value=\"2.3\">2.60OD or AK26<\/option>\n <option value=\"2.5\">2.75OD or AK27<\/option>\n <option value=\"2.6\">2.80OD or AK28<\/option>\n <option value=\"2.8\">3.00OD or AK30<\/option>\n <option value=\"3.0\">3.25OD or AK32<\/option>\n <option value=\"3.2\">3.45OD or AK34<\/option>\n <option value=\"3.5\">3.75OD or AK39<\/option>\n <option value=\"3.7\">4.00OD or AK41<\/option>\n <option value=\"4.0\">4.25OD or AK44<\/option>\n <option value=\"4.2\">4.45OD or AK46<\/option>\n <option value=\"4.5\">4.75OD or AK49<\/option>\n <option value=\"4.7\">5.00OD or AK51<\/option>\n <option value=\"5.0\">5.25OD or AK54<\/option>\n <option value=\"5.2\">5.45OD or AK56<\/option>\n <option value=\"5.5\">5.75OD or AK59<\/option>\n <option value=\"5.7\">6.00OD or AK61<\/option>\n <option value=\"6.0\">6.25OD or AK64<\/option>\n <option value=\"6.2\">6.45OD or AK66<\/option>\n <option value=\"6.5\">6.75OD or AK69<\/option>\n <option value=\"6.7\">6.95OD or AK71<\/option>\n <option value=\"7.0\">7.25OD or AK74<\/option>\n <option value=\"7.3\">7.50OD or AK77<\/option>\n <\/select>\n <\/p>\n\n \n <p>\n <label for=\"varb\">Driven Sheave:<\/label>\n <select id=\"varb\">\n <option value=\"3.0\">3.25OD or AK32<\/option>\n <option value=\"4.0\">4.25OD or AK44<\/option>\n <option value=\"5.0\">5.25OD or AK54<\/option>\n <option value=\"7.0\">7.25OD or AK74<\/option>\n <option value=\"9.0\">9.25OD or AK94<\/option>\n <option value=\"12.0\">12.25OD or AK124<\/option>\n <\/select>\n <\/p>\n\n \n <p>\n <label for=\"center_dist\">Center Distance (in):<\/label>\n <input type=\"text\" id=\"center_dist\" value=\"12.0\">\n <\/p>\n\n \n <div class=\"btn-container\">\n <button type=\"button\" onclick=\"calculateBelt()\">Calculate Belt Size<\/button>\n <\/div>\n\n \n <div class=\"results-box\">\n <p>Calculated Pitch Length: <span id=\"pitch_length\">—<\/span><\/p>\n <p>Recommended A-Belt: <span id=\"belt_trade\">—<\/span><\/p>\n <p>Drive Speed Ratio: <span id=\"speed_ratio\">—<\/span><\/p>\n <\/div>\n<\/div>\n\n<script>\nfunction calculateBelt() {\n \/\/ Grab numeric values from elements\n const D = parseFloat(document.getElementById('varb').value); \/\/ Driven Pitch Diameter\n const d = parseFloat(document.getElementById('vara').value); \/\/ Driver Pitch Diameter\n const C = parseFloat(document.getElementById('center_dist').value); \/\/ Center Distance\n\n if (isNaN(C) || C <= 0) {\n alert(\"Please enter a valid positive number for Center Distance.\");\n return;\n }\n\n \/\/ 1. Calculate Belt Pitch Length standard industrial formula\n const pitchLength = (2 * C) + (1.57 * (D + d)) + (Math.pow((D - d), 2) \/ (4 * C));\n \n \/\/ 2. Determine standard A-belt trade size designation (Pitch length is approx Outer Circumference minus 2 inches for A-belts)\n const estimatedBeltNum = Math.round(pitchLength - 2.0);\n \n \/\/ 3. Compute speed ratio\n const ratio = D \/ d;\n\n \/\/ Display values rounded neatly\n document.getElementById('pitch_length').innerText = pitchLength.toFixed(2) + \" inches\";\n document.getElementById('belt_trade').innerText = \"A\" + estimatedBeltNum + \" (Approx. \" + estimatedBeltNum + \"\\\" inside circ.)\";\n document.getElementById('speed_ratio').innerText = ratio.toFixed(2) + \" : 1\";\n}\n<\/script>\n\n<\/body>\n<\/html>\n<\/div>\n<\/div><\/div>\n<\/main>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"superbaddons-page-template","meta":{"footnotes":""},"class_list":["post-58","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/pinebeltindustrial.com\/index.php\/wp-json\/wp\/v2\/pages\/58","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pinebeltindustrial.com\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/pinebeltindustrial.com\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/pinebeltindustrial.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pinebeltindustrial.com\/index.php\/wp-json\/wp\/v2\/comments?post=58"}],"version-history":[{"count":5,"href":"https:\/\/pinebeltindustrial.com\/index.php\/wp-json\/wp\/v2\/pages\/58\/revisions"}],"predecessor-version":[{"id":93,"href":"https:\/\/pinebeltindustrial.com\/index.php\/wp-json\/wp\/v2\/pages\/58\/revisions\/93"}],"wp:attachment":[{"href":"https:\/\/pinebeltindustrial.com\/index.php\/wp-json\/wp\/v2\/media?parent=58"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}