{"id":100119,"date":"2026-02-15T20:18:50","date_gmt":"2026-02-15T20:18:50","guid":{"rendered":"https:\/\/vibromera.eu\/?post_type=calculator&#038;p=100119"},"modified":"2026-07-12T11:06:29","modified_gmt":"2026-07-12T11:06:29","slug":"gps-tolerance-iso14405","status":"publish","type":"calculator","link":"https:\/\/vibromera.eu\/da\/calculators\/gps-tolerance-iso14405\/","title":{"rendered":"Documented Linear-Size Limit Comparator"},"content":{"rendered":"\r\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"WebApplication\",\"name\":\"Documented Linear-Size Limit Comparator\",\"description\":\"Compare a measured linear-size result with documented lower and upper limits without reproducing ISO 286 tables or inferring ISO 14405 operators.\",\"url\":\"https:\/\/vibromera.eu\/calculators\/gps-tolerance-iso14405\/\",\"applicationCategory\":\"Engineering Calculator\",\"operatingSystem\":\"Any (Web 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li{margin-bottom:3px}\r\n.vc-related{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.vc-related-link{display:inline-block;padding:8px 16px;font-family:var(--vc-font);font-size:13px;font-weight:600;background:var(--vc-surface-alt);color:var(--vc-ink-secondary);border:1px solid var(--vc-border);border-radius:var(--vc-radius);text-decoration:none;transition:all .15s}.vc-related-link:hover{border-color:var(--vc-accent);color:var(--vc-accent);background:var(--vc-accent-light)}\r\n.vc-promo{margin-top:24px;padding:20px;background:linear-gradient(135deg,var(--vc-accent-light),var(--vc-surface));border:1px solid var(--vc-border);border-radius:var(--vc-radius-lg);display:flex;align-items:center;gap:16px}.vc-promo-text{flex:1;font-size:14px;color:var(--vc-ink-secondary)}.vc-promo-text strong{color:var(--vc-ink)}.vc-promo-link{padding:8px 20px;font-size:13px;font-weight:700;color:#fff;background:var(--vc-accent);border-radius:var(--vc-radius);text-decoration:none;white-space:nowrap;transition:background .15s}.vc-promo-link:hover{background:var(--vc-accent-hover)}\r\n.vc-footer{text-align:center;padding:32px 16px;font-size:13px;color:var(--vc-ink-muted)}.vc-footer a{color:var(--vc-accent);text-decoration:none}.vc-footer a:hover{text-decoration:underline}.vc-footer-links{margin-top:8px;font-size:12px}.vc-footer-links a{margin:0 8px}\r\n@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}}\r\n.vc-doc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.vc-wide{grid-column:1\/-1}.vc-nls{background:var(--vc-red-light);border-left:3px solid var(--vc-red);padding:14px 16px;border-radius:0 6px 6px 0;margin:14px 0}.vc-nls p{margin:0}.vc-status-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.vc-status-card{padding:14px;border:1px solid var(--vc-border-light);border-radius:6px;background:var(--vc-surface-alt)}.vc-status-card strong{display:block}@media(max-width:600px){.vc-doc-grid,.vc-status-grid{grid-template-columns:1fr}.vc-wide{grid-column:auto}}<\/style>\r\n<div class=\"vc-calculator\" id=\"vc-size-comparator\"><header class=\"vc-header\"><p class=\"vc-header-eyebrow\">Document-controlled GPS size comparison<\/p><h1 class=\"vc-header-title\">Documented Linear-Size Limit Comparator<\/h1><p class=\"vc-header-subtitle\">Compare one measured size result with documented LLS and ULS for the same size characteristic,operator and feature. No ISO tolerance table or operator is generated.<\/p><div class=\"vc-badges\"><span class=\"vc-badge\">ISO 14405-1:2025 status<\/span><span class=\"vc-badge\">No automatic H7\/g6 lookup<\/span><span class=\"vc-badge\">Raw comparison only<\/span><\/div><\/header>\r\n<div class=\"vc-card\"><form class=\"vc-form\" id=\"vc-form\" autocomplete=\"off\"><div class=\"vc-doc-grid\"><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-id\">Drawing \/ feature identifier<\/label><input class=\"vc-input\" id=\"vc-id\" type=\"text\" maxlength=\"200\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-ref\">Governing source and edition<\/label><input class=\"vc-input\" id=\"vc-ref\" type=\"text\" maxlength=\"260\" placeholder=\"drawing,contract,ISO edition and amendment\"><\/div><div class=\"vc-field vc-wide\"><label class=\"vc-label\" for=\"vc-indication\">Exact drawing indication \/ source location<\/label><input class=\"vc-input\" id=\"vc-indication\" type=\"text\" maxlength=\"320\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-feature\">Feature-of-size definition<\/label><input class=\"vc-input\" id=\"vc-feature\" type=\"text\" maxlength=\"240\" placeholder=\"cylinder,sphere or two opposite parallel planes as specified\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-operator\">Specified size characteristic\/operator and modifiers<\/label><input class=\"vc-input\" id=\"vc-operator\" type=\"text\" maxlength=\"300\" placeholder=\"copy exact controlled indication;do not infer\"><\/div><div class=\"vc-field vc-wide\"><label class=\"vc-label\" for=\"vc-measurement\">Measurement method,result source,uncertainty and decision rule<\/label><input class=\"vc-input\" id=\"vc-measurement\" type=\"text\" maxlength=\"360\"><\/div>\r\n<div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-lls\">Documented lower limit LLS<\/label><input class=\"vc-input\" id=\"vc-lls\" type=\"text\" inputmode=\"decimal\" maxlength=\"80\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-lls-unit\">LLS unit<\/label><select class=\"vc-select\" id=\"vc-lls-unit\"><option value=\"\">Select\u2026<\/option><option value=\"mm\">mm<\/option><option value=\"um\">\u00b5m<\/option><option value=\"in\">in<\/option><\/select><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-uls\">Documented upper limit ULS<\/label><input class=\"vc-input\" id=\"vc-uls\" type=\"text\" inputmode=\"decimal\" maxlength=\"80\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-uls-unit\">ULS unit<\/label><select class=\"vc-select\" id=\"vc-uls-unit\"><option value=\"\">Select\u2026<\/option><option value=\"mm\">mm<\/option><option value=\"um\">\u00b5m<\/option><option value=\"in\">in<\/option><\/select><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-x\">Measured size result x<\/label><input class=\"vc-input\" id=\"vc-x\" type=\"text\" inputmode=\"decimal\" maxlength=\"80\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-x-unit\">Measured-result unit<\/label><select class=\"vc-select\" id=\"vc-x-unit\"><option value=\"\">Select\u2026<\/option><option value=\"mm\">mm<\/option><option value=\"um\">\u00b5m<\/option><option value=\"in\">in<\/option><\/select><\/div><\/div><p id=\"vc-error\" role=\"alert\" style=\"margin:.75rem 0 0;color:#b42318\"><\/p><div class=\"vc-warning-box\"><p style=\"margin:0\"><strong>Applicability gate:<\/strong> x,LLS and ULS must refer to the same feature,size characteristic\/specification operator,association\/extraction rules and reference conditions. The numerical result is not a conformity statement.<\/p><\/div><\/form>\r\n<div class=\"vc-results\" id=\"vc-results\" aria-live=\"polite\"><div class=\"vc-results-head\"><h2 class=\"vc-results-title\">Documented size comparison<\/h2><button type=\"button\" class=\"vc-copy-btn\" id=\"vc-copy-btn\">Copy<\/button><\/div><div class=\"vc-result-grid\"><div class=\"vc-rcard vc-rcard-primary\"><div class=\"vc-rcard-label\">Numerical position<\/div><div class=\"vc-rcard-value\" id=\"vc-r-status\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Measured x<\/div><div class=\"vc-rcard-value\" id=\"vc-r-x\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Entered [LLS,ULS]<\/div><div class=\"vc-rcard-value\" id=\"vc-r-limits\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Limit interval ULS\u2212LLS<\/div><div class=\"vc-rcard-value\" id=\"vc-r-band\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Margin x\u2212LLS<\/div><div class=\"vc-rcard-value\" id=\"vc-r-low-margin\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Margin ULS\u2212x<\/div><div class=\"vc-rcard-value\" id=\"vc-r-high-margin\">\u2014<\/div><\/div><\/div><p id=\"vc-r-note\" style=\"margin:0;color:var(--vc-ink-secondary)\"><\/p><\/div><\/div>\r\n<div class=\"vc-section vc-open\"><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\">Standard status,scope and arithmetic<\/span><\/span><\/button><div class=\"vc-section-body\"><div class=\"vc-section-inner vc-theory\"><h3>Implemented arithmetic\u2014not an ISO table<\/h3><div class=\"vc-formula-box\">band=ULS\u2212LLS<br>lower margin=x\u2212LLS;upper margin=ULS\u2212x<br>x&lt;LLS \u2192 below; LLS\u2264x\u2264ULS \u2192 within entered limits; x&gt;ULS \u2192 above<\/div><p>Values normalize to millimetres using1mm=1000\u00b5m and1in=25.4mm exactly. These differences are general arithmetic,not formulas prescribed by ISO 14405-1.<\/p><div class=\"vc-nls\"><p><strong>NEEDS_LICENSED_SOURCE:<\/strong> the former page embedded H7\/H8\/H6\/g6\/h6\/k6\/p6\/js7\/f7\/e8 range values and operator\/modifier claims. ISO 286-2:2010 is the table standard and has Corrigendum1:2013;ISO 14405-1 changed in2025. Exact rows,boundaries,symbols and defaults must be checked in licensed controlled texts before any generator is restored.<\/p><\/div><h3>ISO 14405-1 lifecycle<\/h3><div class=\"vc-status-grid\"><div class=\"vc-status-card\"><strong>ISO 14405-1:2025<\/strong>Edition3,published6August2025. The public scope covers cylinders,spheres and two parallel opposite planes and states that it establishes the default and defines a special specification operator.<\/div><div class=\"vc-status-card\"><strong>ISO 14405-1:2016<\/strong>Edition2,withdrawn6August2025 and revised by the2025 edition. Its broader public abstract must not be copied forward as current requirements.<\/div><\/div><p>Official records: <a href=\"https:\/\/www.iso.org\/standard\/14405-1\" target=\"_blank\" rel=\"noopener\">ISO14405-1:2025<\/a> and <a href=\"https:\/\/www.iso.org\/standard\/65202.html\" target=\"_blank\" rel=\"noopener\">withdrawn ISO14405-1:2016<\/a>.<\/p><h3>ISO 286 and decision boundary<\/h3><p><a href=\"https:\/\/www.iso.org\/standard\/45975.html\" target=\"_blank\" rel=\"noopener\">ISO286-1:2010<\/a>,Edition2,confirmed2026,defines the code system and concepts;Corrigendum1:2013 applies. <a href=\"https:\/\/www.iso.org\/standard\/54915.html\" target=\"_blank\" rel=\"noopener\">ISO286-2:2010<\/a>,Edition2,under systematic review,contains tables of classes and limit deviations;Corrigendum1:2013 applies. A single shaft or hole class does not by itself define a fit\u2014both mating features and their basic sizes are required.<\/p><p><a href=\"https:\/\/www.iso.org\/standard\/55979.html\" target=\"_blank\" rel=\"noopener\">ISO8015:2011<\/a> supplies GPS fundamentals,not a numeric fit table. Measurement uncertainty and the governing conformity decision rule remain outside this raw comparator.<\/p><h3>Why the former controls were removed<\/h3><p>The page presented a preselected g6 shaft class as a \u201cfit\u201d,allowed incompatible combinations such as a p6 shaft with a hole-oriented maximum-inscribed selection,generated limits from an unlicensed table,omitted400\u2013500mm despite accepting500mm,and used defaults,presets,weak parsing and local history. Those choices were removed rather than updated by guesswork.<\/p><\/div><\/div><\/div><footer class=\"vc-footer\"><p>\u00a92024\u20132026 <a href=\"https:\/\/vibromera.eu\/\">Vibromera<\/a><\/p><p>Documented same-characteristic limit comparison only\u2014not an ISO table,operator selector or conformity certificate. Scientific review:July2026.<\/p><\/footer><\/div>\r\n<script>(function(){'use strict';function $(i){return document.getElementById(i)}var k={mm:1,um:.001,in:25.4};var outs=['vc-r-status','vc-r-x','vc-r-limits','vc-r-band','vc-r-low-margin','vc-r-high-margin'];function num(r){var s=String(r).trim().replace(',','.');if(s.length>80||!\/^[-+]?(?:\\d+(?:\\.\\d*)?|\\.\\d+)(?:[eE][+-]?\\d+)?$\/.test(s))return NaN;return Number(s)}function fmt(v){if(!Number.isFinite(v))return'\u2014';if(v===0)return'0';return Number(v.toPrecision(12)).toString()}function val(v){return fmt(v)+' mm \/ '+fmt(v*1000)+' \u00b5m \/ '+fmt(v\/25.4)+' in'}function clear(){outs.forEach(function(i){$(i).textContent='\u2014'});$('vc-r-note').textContent='';$('vc-results').classList.remove('vc-visible')}function fail(m){clear();$('vc-error').textContent=m}var map={sz_id:'vc-id',sz_ref:'vc-ref',sz_indication:'vc-indication',sz_feature:'vc-feature',sz_operator:'vc-operator',sz_measurement:'vc-measurement',sz_lls:'vc-lls',sz_lls_unit:'vc-lls-unit',sz_uls:'vc-uls',sz_uls_unit:'vc-uls-unit',sz_x:'vc-x',sz_x_unit:'vc-x-unit'};function setUrl(){var u=new URL(location);Object.keys(map).forEach(function(q){var v=$(map[q]).value.trim();if(v)u.searchParams.set(q,v);else u.searchParams.delete(q)});history.replaceState(null,'',u.toString())}function calc(){setUrl();var id=$('vc-id').value.trim(),ref=$('vc-ref').value.trim(),ind=$('vc-indication').value.trim(),feature=$('vc-feature').value.trim(),op=$('vc-operator').value.trim(),measurement=$('vc-measurement').value.trim(),lr=$('vc-lls').value.trim(),lu=$('vc-lls-unit').value,ur=$('vc-uls').value.trim(),uu=$('vc-uls-unit').value,xr=$('vc-x').value.trim(),xu=$('vc-x-unit').value,any=Object.keys(map).some(function(q){return $(map[q]).value.trim()});if(!any){clear();$('vc-error').textContent='';return}if(!id||!ref||!ind||!feature||!op||!measurement||!lr||!lu||!ur||!uu||!xr||!xu){fail('Enter all specification,limit,measurement,unit and provenance fields.');return}if(!(lu in k)||!(uu in k)||!(xu in k)){fail('Select a valid unit for every value.');return}var l=num(lr),u=num(ur),x=num(xr);if(![l,u,x].every(Number.isFinite)){fail('Limits and measurement must be complete finite decimal numbers.');return}l*=k[lu];u*=k[uu];x*=k[xu];if(![l,u,x].every(function(v){return Number.isFinite(v)&&Math.abs(v)<=1e100})){fail('Every normalized value must be finite and no greater than10\u00b9\u2070\u2070mm in magnitude.');return}if(!(l<u)){fail('LLS must be strictly lower than ULS.');return}var band=u-l,lm=x-l,hm=u-x;if(![band,lm,hm].every(Number.isFinite)){fail('The comparison exceeds the finite numerical range.');return}var status=x<l?'Below entered LLS':x>u?'Above entered ULS':'Within entered limits';$('vc-error').textContent='';$('vc-r-status').textContent=status;$('vc-r-x').textContent=val(x);$('vc-r-limits').textContent='['+val(l)+'] to ['+val(u)+']';$('vc-r-band').textContent=val(band);$('vc-r-low-margin').textContent=val(lm);$('vc-r-high-margin').textContent=val(hm);$('vc-r-note').textContent='Feature:'+id+' | Source:'+ref+' | Indication:'+ind+' | Feature definition:'+feature+' | Operator\/modifiers:'+op+' | Measurement\/decision:'+measurement+' | Raw numerical comparison only.';$('vc-results').classList.add('vc-visible')}$('vc-form').addEventListener('input',calc);$('vc-form').addEventListener('change',calc);$('vc-copy-btn').addEventListener('click',function(){if(navigator.clipboard)navigator.clipboard.writeText($('vc-results').innerText)});document.querySelectorAll('.vc-section-toggle').forEach(function(b){b.addEventListener('click',function(){var s=this.closest('.vc-section');s.classList.toggle('vc-open');this.setAttribute('aria-expanded',s.classList.contains('vc-open'))})});var q=new URLSearchParams(location.search);Object.keys(map).forEach(function(x){if(q.has(x))$(map[x]).value=q.get(x)});calc()})();<\/script>\r\n","protected":false},"excerpt":{"rendered":"<p>Compare a measured linear-size result with documented lower and upper limits. 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