{"id":100110,"date":"2026-02-15T20:17:05","date_gmt":"2026-02-15T20:17:05","guid":{"rendered":"https:\/\/vibromera.eu\/?post_type=calculator&#038;p=100110"},"modified":"2026-07-02T19:26:32","modified_gmt":"2026-07-02T19:26:32","slug":"gear-accuracy-class","status":"publish","type":"calculator","link":"https:\/\/vibromera.eu\/tl\/calculators\/gear-accuracy-class\/","title":{"rendered":"Gear Accuracy Class Calculator | ISO 1328-1 | Libreng Online na Tool"},"content":{"rendered":"\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"WebApplication\",\"name\":\"Gear Accuracy Class Calculator\",\"description\":\"Free ISO 1328-1 gear accuracy tolerance calculator.\",\"url\":\"https:\/\/vibromera.eu\/calculators\/gear-accuracy-class\/\",\"applicationCategory\":\"Engineering Calculator\",\"operatingSystem\":\"Any (Web Browser)\",\"offers\":{\"@type\":\"Offer\",\"price\":\"0\",\"priceCurrency\":\"EUR\"},\"creator\":{\"@type\":\"Organization\",\"name\":\"Vibromera\",\"url\":\"https:\/\/vibromera.eu\/\"},\"datePublished\":\"2024-01-01\",\"dateModified\":\"2026-07-02\",\"inLanguage\":\"en\",\"isAccessibleForFree\":true}<\/script>\n\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[\n{\"@type\":\"Question\",\"name\":\"What is ISO 1328-1?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"ISO 1328-1:2013 defines the ISO flank tolerance classification system for cylindrical gears. Eleven flank tolerance classes are defined, numbered 1 (highest precision) to 11 (lowest). It specifies tolerances for pitch, profile, and helix deviations.\"}},\n{\"@type\":\"Question\",\"name\":\"What quality class do I need?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Class 5-6: precision gearing (machine tools, instruments). Class 6-7: general engineering. Class 8-9: heavy machinery. Class 10-11: rough gearing. Most industrial gearboxes use class 6-8.\"}},\n{\"@type\":\"Question\",\"name\":\"What is total pitch deviation (Fp)?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Fp is the maximum difference between the actual and theoretical cumulative pitch over all teeth. It reflects spacing accuracy of all teeth around the gear. Measured using gear measuring machines.\"}},\n{\"@type\":\"Question\",\"name\":\"What is profile deviation?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Profile deviation measures how the actual tooth profile differs from the theoretical involute. It includes total profile deviation (F\u03b1), profile form deviation (ff\u03b1), and profile slope deviation (fH\u03b1).\"}},\n{\"@type\":\"Question\",\"name\":\"How are ISO 1328 tolerances calculated?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Tolerances are calculated with the formulae of ISO 1328-1:2013, clause 5.3, from normal module (mn), reference diameter (d), and facewidth (b). Values are computed for class 5 and scaled by a step factor of \u221a2 per class, so tolerances double every two classes.\"}}\n]}<\/script>\n\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/vibromera.eu\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Calculators\",\"item\":\"https:\/\/vibromera.eu\/calculators\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Gear Accuracy Class\",\"item\":\"https:\/\/vibromera.eu\/calculators\/gear-accuracy-class\/\"}]}<\/script>\n\n<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n\n<link rel=\"preconnect\" href=\"https:\/\/fonts.gstatic.com\" crossorigin>\n\n<link 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a:hover{text-decoration:underline}.vc-footer-links{margin-top:8px;font-size:12px}.vc-footer-links a{margin:0 8px}@media print{.vc-section-body{max-height:none!important}.vc-faq-a{max-height:none!important}.vc-results{max-height:none!important;padding:24px!important}.vc-copy-btn,.vc-section-chevron,.vc-faq-chevron,.vc-presets,.vc-promo{display:none!important}}<\/style>\n\n<div class=\"vc-calculator\" id=\"vc-gear-accuracy\">\n<header class=\"vc-header\">\n    <p class=\"vc-header-eyebrow\">Free Engineering Tool #095<\/p>\n    <h1 class=\"vc-header-title\">Gear Accuracy Class Calculator<\/h1>\n    <p class=\"vc-header-subtitle\">ISO 1328-1 gear accuracy tolerances. Enter module, pitch diameter, face width, and quality class to look up pitch deviation, profile deviation, and helix deviation tolerances.<\/p>\n    <div class=\"vc-badges\"><span class=\"vc-badge\">ISO 1328-1<\/span><span class=\"vc-badge\">Classes 1\u201311<\/span><span class=\"vc-badge\">Tolerances<\/span><\/div>\n<\/header>\n<div class=\"vc-card\">\n    <form class=\"vc-form\" id=\"vc-form\" autocomplete=\"off\">\n        <div class=\"vc-form-grid\">\n            <div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-mod\">Module <span class=\"vc-label-hint\">(mm)<\/span><\/label><input class=\"vc-input\" type=\"number\" id=\"vc-mod\" inputmode=\"decimal\" step=\"any\" min=\"0.5\" placeholder=\"e.g. 3\" value=\"3\"><\/div>\n            <div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-d\">Pitch Diameter <span class=\"vc-label-hint\">(mm)<\/span><\/label><input class=\"vc-input\" type=\"number\" id=\"vc-d\" inputmode=\"decimal\" step=\"any\" min=\"5\" placeholder=\"e.g. 120\" value=\"120\"><\/div>\n            <div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-b\">Face Width <span class=\"vc-label-hint\">(mm)<\/span><\/label><input class=\"vc-input\" type=\"number\" id=\"vc-b\" inputmode=\"decimal\" step=\"any\" min=\"4\" placeholder=\"e.g. 30\" value=\"30\"><\/div>\n            <div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-q\">Quality Class<\/label><select class=\"vc-select\" id=\"vc-q\"><option value=\"1\">Class 1 \u2014 Highest precision<\/option><option value=\"2\">Class 2 \u2014 Master gears<\/option><option value=\"3\">Class 3 \u2014 Ultra precision<\/option><option value=\"4\">Class 4 \u2014 Precision instruments<\/option><option value=\"5\">Class 5 \u2014 Machine tools<\/option><option value=\"6\" selected>Class 6 \u2014 Precision gearing<\/option><option value=\"7\">Class 7 \u2014 General engineering<\/option><option value=\"8\">Class 8 \u2014 Industrial gearbox<\/option><option value=\"9\">Class 9 \u2014 Heavy machinery<\/option><option value=\"10\">Class 10 \u2014 Rough gearing<\/option><option value=\"11\">Class 11 \u2014 Lowest accuracy<\/option><\/select><\/div>\n        <\/div>\n        <div class=\"vc-presets\">\n            <div class=\"vc-presets-label\">Quick presets<\/div>\n            <button type=\"button\" class=\"vc-preset-btn\" data-m=\"2\" data-d=\"60\" data-b=\"20\" data-q=\"5\">m2, d60, Class 5<\/button>\n            <button type=\"button\" class=\"vc-preset-btn\" data-m=\"3\" data-d=\"120\" data-b=\"30\" data-q=\"6\">m3, d120, Class 6<\/button>\n            <button type=\"button\" class=\"vc-preset-btn\" data-m=\"5\" data-d=\"200\" data-b=\"50\" data-q=\"7\">m5, d200, Class 7<\/button>\n            <button type=\"button\" class=\"vc-preset-btn\" data-m=\"8\" data-d=\"400\" data-b=\"80\" data-q=\"8\">m8, d400, Class 8<\/button>\n        <\/div>\n    <\/form>\n    <div class=\"vc-results\" id=\"vc-results\">\n        <div class=\"vc-results-head\"><h2 class=\"vc-results-title\">Results<\/h2><button type=\"button\" class=\"vc-copy-btn\" id=\"vc-copy-btn\"><svg width=\"14\" height=\"14\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"9\" y=\"9\" width=\"13\" height=\"13\" rx=\"2\"\/><path d=\"M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1\"\/><\/svg> Copy<\/button><\/div>\n        <div class=\"vc-result-grid\">\n            <div class=\"vc-rcard vc-rcard-primary\"><div class=\"vc-rcard-label\">Quality Class<\/div><div class=\"vc-rcard-value\" id=\"vc-r-class\">\u2014<\/div><\/div>\n            <div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Total Pitch Deviation F<sub>p<\/sub><\/div><div class=\"vc-rcard-value\" id=\"vc-r-fp\">\u2014<\/div><\/div>\n            <div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Single Pitch Deviation f<sub>pt<\/sub><\/div><div class=\"vc-rcard-value\" id=\"vc-r-fpt\">\u2014<\/div><\/div>\n            <div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Total Profile Deviation F<sub>\u03b1<\/sub><\/div><div class=\"vc-rcard-value\" id=\"vc-r-fa\">\u2014<\/div><\/div>\n            <div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Total Helix Deviation F<sub>\u03b2<\/sub><\/div><div class=\"vc-rcard-value\" id=\"vc-r-fb\">\u2014<\/div><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n<div class=\"vc-section vc-open\" id=\"vc-sec-theory\"><button type=\"button\" class=\"vc-section-toggle\" aria-expanded=\"true\"><span class=\"vc-section-toggle-text\"><span class=\"vc-section-icon\">\ud83d\udcd8<\/span><span class=\"vc-section-title\">Theory &amp; Reference<\/span><\/span><svg class=\"vc-section-chevron\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M6 9l6 6 6-6\"\/><\/svg><\/button><div class=\"vc-section-body\"><div class=\"vc-section-inner vc-theory\">\n    <h3>ISO 1328-1:2013 Tolerance Formulas<\/h3>\n    <div class=\"vc-formula-box\" id=\"vc-katex-1\"><\/div>\n    <p>Where A is the flank tolerance class (1\u201311), m<sub>n<\/sub> is the normal module, d the reference diameter and b the facewidth, in mm. Tolerances are calculated for class 5 and scaled by the step factor \u221a2 per class (2<sup>0.5(A\u22125)<\/sup>), so values double every two classes. Total profile tolerance F<sub>\u03b1T<\/sub> and total helix tolerance F<sub>\u03b2T<\/sub> are the root-sum-squares of the corresponding slope and form tolerances (clause 5.3). The formulae apply within 5 \u2264 z \u2264 1 000, 5 mm \u2264 d \u2264 15 000 mm, 0.5 mm \u2264 m<sub>n<\/sub> \u2264 70 mm, 4 mm \u2264 b \u2264 1 200 mm.<\/p>\n    <h3>Quality Class Application Guide<\/h3>\n    <table class=\"vc-table\"><thead><tr><th>Class<\/th><th>Application<\/th><th>Typical Tolerance Scale<\/th><\/tr><\/thead><tbody>\n        <tr><td>3\u20134<\/td><td>Master gears, measuring instruments<\/td><td>Finest<\/td><\/tr>\n        <tr><td>5\u20136<\/td><td>Machine tools, precision gearboxes, turbine gears<\/td><td>Precision<\/td><\/tr>\n        <tr><td>7\u20138<\/td><td>General industrial gearboxes, vehicle transmissions<\/td><td>Standard<\/td><\/tr>\n        <tr><td>9\u201310<\/td><td>Heavy machinery, mining, cement<\/td><td>Coarse<\/td><\/tr>\n        <tr><td>11<\/td><td>Rough gearing, agricultural, slow speed<\/td><td>Very coarse<\/td><\/tr>\n    <\/tbody><\/table>\n<\/div><\/div><\/div>\n<div class=\"vc-section\" id=\"vc-sec-related\"><button type=\"button\" class=\"vc-section-toggle\" aria-expanded=\"false\"><span class=\"vc-section-toggle-text\"><span class=\"vc-section-icon\">\ud83d\udd17<\/span><span class=\"vc-section-title\">Related Calculators<\/span><\/span><svg class=\"vc-section-chevron\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M6 9l6 6 6-6\"\/><\/svg><\/button><div class=\"vc-section-body\"><div class=\"vc-section-inner\"><div class=\"vc-related\"><a class=\"vc-related-link\" href=\"\/calculators\/spur-gear-calculator\/\">Spur Gear Calculator<\/a><a class=\"vc-related-link\" href=\"\/calculators\/gear-ratio-calculator\/\">Gear Ratio Calculator<\/a><a class=\"vc-related-link\" href=\"\/calculators\/worm-gear-calculator\/\">Worm Gear Calculator<\/a><\/div><\/div><\/div><\/div>\n<div class=\"vc-section\" id=\"vc-sec-faq\"><button type=\"button\" class=\"vc-section-toggle\" aria-expanded=\"false\"><span class=\"vc-section-toggle-text\"><span class=\"vc-section-icon\">\u2753<\/span><span class=\"vc-section-title\">Frequently Asked Questions<\/span><\/span><svg class=\"vc-section-chevron\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M6 9l6 6 6-6\"\/><\/svg><\/button><div class=\"vc-section-body\"><div class=\"vc-section-inner\"><div class=\"vc-faq-list\" id=\"vc-faq-list\"><\/div><\/div><\/div><\/div>\n<div class=\"vc-promo\"><div class=\"vc-promo-text\"><strong>Vibromera \u2014 Portable Balancing &amp; Vibration Analysis<\/strong><br>Professional instruments. Used in 50+ countries.<\/div><a class=\"vc-promo-link\" href=\"https:\/\/vibromera.eu\/\" target=\"_blank\" rel=\"noopener\">Learn More<\/a><\/div>\n<footer class=\"vc-footer\"><p>\u00a9 2024\u20132025 <a href=\"https:\/\/vibromera.eu\/\">Vibromera<\/a> \u2014 Engineering Calculators<\/p><p style=\"font-size:12px;margin-top:4px;\">Based on ISO 1328-1:2013. Last updated: July 2026<\/p><div class=\"vc-footer-links\"><a href=\"\/calculators\/engineering-calculators\/\">All Calculators<\/a><a href=\"https:\/\/vibromera.eu\/contacts\/\">Contact<\/a><\/div><\/footer>\n<\/div>\n<script src=\"https:\/\/cdn.jsdelivr.net\/npm\/katex@0.16.11\/dist\/katex.min.js\"><\/script>\n<script>\n(function(){\n    'use strict';\n    function $(id){return document.getElementById(id)}\n    function fmt(n,d){if(isNaN(n)||!isFinite(n))return '\u2014';var f=n.toFixed(d===undefined?2:d);return f.replace(\/(\\.\\d*?)0+$\/,'$1').replace(\/\\.$\/,'')}\n\n    \/\/ ISO 1328-1:2013 tolerance formulas (clause 5.3), calculated at class 5\n    \/\/ Step factor between consecutive classes is sqrt(2): K = 2^(0.5(A-5)), clause 5.2.2\n    function classMultiplier(q){return Math.pow(Math.sqrt(2),q-5)}\n    \/\/ Rounding rules, clause 5.2.3: >10 um -> 1 um; 5..10 um -> 0.5 um; <5 um -> 0.1 um\n    function isoRound(v){return v>10?Math.round(v):(v>=5?Math.round(v*2)\/2:Math.round(v*10)\/10)}\n\n    function calculate(){\n        var m=parseFloat($('vc-mod').value),d=parseFloat($('vc-d').value);\n        var b=parseFloat($('vc-b').value),q=parseInt($('vc-q').value);\n        if(!m||!d||!b||m<=0||d<=0||b<=0){$('vc-results').classList.remove('vc-visible');return}\n\n        var K=classMultiplier(q);\n        \/\/ ISO 1328-1:2013 clause 5.3 formulas (\u03bcm), unrounded class 5 values\n        var fpt_base=0.001*d+0.4*m+5; \/\/ single pitch tolerance fpT, Formula (5)\n        var Fp_base=0.002*d+0.55*Math.sqrt(d)+0.7*m+12; \/\/ total cumulative pitch tolerance FpT, Formula (6)\n        var fHa=0.4*m+0.001*d+4; \/\/ profile slope tolerance fHaT, Formula (7)\n        var ffa=0.55*m+5; \/\/ profile form tolerance ffaT, Formula (8)\n        var Fa_base=Math.sqrt(fHa*fHa+ffa*ffa); \/\/ total profile tolerance FaT, Formula (9)\n        var fHb=0.05*Math.sqrt(d)+0.35*Math.sqrt(b)+4; \/\/ helix slope tolerance fHbT, Formula (10)\n        var ffb=0.07*Math.sqrt(d)+0.45*Math.sqrt(b)+4; \/\/ helix form tolerance ffbT, Formula (11)\n        var Fb_base=Math.sqrt(fHb*fHb+ffb*ffb); \/\/ total helix tolerance FbT, Formula (12)\n\n        var Fp=isoRound(Fp_base*K);\n        var fpt=isoRound(fpt_base*K);\n        var Fa=isoRound(Fa_base*K);\n        var Fb=isoRound(Fb_base*K);\n\n        $('vc-r-class').innerHTML='ISO 1328-1 Class '+q;\n        $('vc-r-fp').innerHTML=fmt(Fp,1)+' <span class=\"vc-rcard-unit\">\u03bcm<\/span>';\n        $('vc-r-fpt').innerHTML=fmt(fpt,1)+' <span class=\"vc-rcard-unit\">\u03bcm<\/span>';\n        $('vc-r-fa').innerHTML=fmt(Fa,1)+' <span class=\"vc-rcard-unit\">\u03bcm<\/span>';\n        $('vc-r-fb').innerHTML=fmt(Fb,1)+' <span class=\"vc-rcard-unit\">\u03bcm<\/span>';\n        $('vc-results').classList.add('vc-visible');\n    }\n\n    document.querySelectorAll('.vc-preset-btn').forEach(function(btn){btn.addEventListener('click',function(e){e.preventDefault();$('vc-mod').value=this.getAttribute('data-m');$('vc-d').value=this.getAttribute('data-d');$('vc-b').value=this.getAttribute('data-b');$('vc-q').value=this.getAttribute('data-q');calculate()})});\n    $('vc-form').addEventListener('input',calculate);$('vc-form').addEventListener('change',calculate);\n    $('vc-copy-btn').addEventListener('click',function(){var text='Gear Accuracy (ISO 1328-1)\\n\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\\nClass: '+$('vc-r-class').textContent+'\\nFp: '+$('vc-r-fp').textContent+'\\nfpt: '+$('vc-r-fpt').textContent+'\\nF\u03b1: '+$('vc-r-fa').textContent+'\\nF\u03b2: '+$('vc-r-fb').textContent+'\\n\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\u2501\\nvibromera.eu\/calculators\/gear-accuracy-class\/';if(navigator.clipboard){navigator.clipboard.writeText(text).then(function(){var b=$('vc-copy-btn');b.classList.add('vc-copied');b.innerHTML='<svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><polyline points=\"20 6 9 17 4 12\"\/><\/svg> Copied!';setTimeout(function(){b.classList.remove('vc-copied');b.innerHTML='<svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><rect x=\"9\" y=\"9\" width=\"13\" height=\"13\" rx=\"2\"\/><path d=\"M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1\"\/><\/svg> Copy'},2000)})}});\n    document.querySelectorAll('.vc-section-toggle').forEach(function(btn){btn.addEventListener('click',function(){var s=this.closest('.vc-section');s.classList.toggle('vc-open');this.setAttribute('aria-expanded',s.classList.contains('vc-open'))})});\n    var faqData=[{q:'What is ISO 1328-1?',a:'<p>ISO 1328-1:2013 defines the ISO flank tolerance classification system for cylindrical gears. Eleven flank tolerance classes are defined, numbered 1 (highest precision) to 11 (lowest). Specifies pitch, profile, and helix deviation tolerances.<\/p>'},{q:'What quality class do I need?',a:'<p>Class 5\u20136: precision gearing. Class 6\u20137: general engineering. Class 8\u20139: heavy machinery. Class 10\u201311: rough gearing.<\/p>'},{q:'What is total pitch deviation (Fp)?',a:'<p>Fp is the maximum difference between actual and theoretical cumulative pitch over all teeth. It reflects the overall spacing accuracy.<\/p>'},{q:'What is profile deviation?',a:'<p>Profile deviation (F\u03b1) measures how the actual tooth profile differs from the theoretical involute. Includes form and slope components.<\/p>'},{q:'How are ISO 1328 tolerances calculated?',a:'<p>Tolerances are calculated from module, reference diameter, and facewidth using the formulae of ISO 1328-1:2013, clause 5.3. The step factor between consecutive classes is \u221a2, so tolerances double every two classes.<\/p>'}];\n    var fl=$('vc-faq-list');faqData.forEach(function(f){fl.innerHTML+='<div class=\"vc-faq-item\"><button type=\"button\" class=\"vc-faq-q\"><span>'+f.q+'<\/span><svg class=\"vc-faq-chevron\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\"><path d=\"M6 9l6 6 6-6\"\/><\/svg><\/button><div class=\"vc-faq-a\"><div class=\"vc-faq-a-inner\">'+f.a+'<\/div><\/div><\/div>'});\n    fl.addEventListener('click',function(e){var b=e.target.closest('.vc-faq-q');if(b)b.closest('.vc-faq-item').classList.toggle('vc-open')});\n    function renderFormulas(){try{katex.render('\\\\begin{aligned}f_{pT} &= (0.001\\\\,d + 0.4\\\\,m_n + 5) \\\\cdot 2^{0.5(A-5)}\\\\\\\\[2pt]F_{pT} &= (0.002\\\\,d + 0.55\\\\sqrt{d} + 0.7\\\\,m_n + 12) \\\\cdot 2^{0.5(A-5)}\\\\end{aligned} \\\\quad [\\\\mu m]',$('vc-katex-1'),{displayMode:true,throwOnError:false})}catch(e){}}\n    function init(){renderFormulas();calculate()}\n    if(document.readyState==='loading'){document.addEventListener('DOMContentLoaded',init)}else{init()}\n})();\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Libreng online na ISO 1328-1 gear accuracy calculator. Hanapin ang total pitch deviation, profile deviation, at helix deviation tolerances para sa quality classes 3-12.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[],"tags":[],"class_list":["post-100110","calculator","type-calculator","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/calculator\/100110","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/calculator"}],"about":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/types\/calculator"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/calculator\/100110\/revisions"}],"predecessor-version":[{"id":102123,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/calculator\/100110\/revisions\/102123"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/media?parent=100110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/categories?post=100110"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/tl\/wp-json\/wp\/v2\/tags?post=100110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}