{"id":209528,"date":"2025-04-29T07:35:37","date_gmt":"2025-04-29T07:35:37","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=209528"},"modified":"2025-04-29T07:35:39","modified_gmt":"2025-04-29T07:35:39","slug":"print-reading-for-industry-8-1-10-1-10-2-22-1","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/04\/29\/print-reading-for-industry-8-1-10-1-10-2-22-1\/","title":{"rendered":"Print reading for industry 8-1, 10-1, 10-2, 22-1"},"content":{"rendered":"\n<p>Print reading for industry 8-1, 10-1, 10-2, 22-1<\/p>\n\n\n\n<p>What images are you having trouble with?<\/p>\n\n\n\n<p>We were unable to transcribe this image. Unit 10 Tolerancing 209 Date Class Review Activity 10-2. For the mating part pairs below, calculate the upper and lower limit for each part. For A and B, express the final dimension using plus and minus dimensioning. For C and D, express the dimensioning (equal bilateral expression).<\/p>\n\n\n\n<p>A. Basic hole size [MMC] is 5\/8&#8243;. Allowance [A] 0.05. Shaft tolerance 0.11. Hole tolerance 0.06.<br>B. Basic hole size [MMC] is 1 1\/2&#8243;. Allowance [A] 0.10. Shaft tolerance 0.10. Hole tolerance 0.10.<br>C. Basic hole size [MMC] is 3\/4&#8243;. Allowance [A] 0.08. Shaft tolerance 0.08. Hole tolerance 0.08.<br>D. Basic hole size [MMC] is 1&#8243;. Allowance [A] -0.06. Shaft tolerance 0.02. Hole tolerance 0.02.<br>Copyright Goodheart-Wilcox Co, Inc. 208 Print Reading for Industry Class Date Name Review Activity 10-1. For each nominal size given below, calculate the maximum material condition and least material hole and the shaft. Then, calculate the allowance. Using the basic hole system, calculate the dimensions as established for standard fits. Use the table in Figure 10-7 for values, and use four (XXXX) decimal places of accuracy for all values.<\/p>\n\n\n\n<p>Nominal Fit Hole Limits Shaft Limits MMC LMC Allowance<br>0A 5\/8&#8243; RC3<br>0B 1-1\/2&#8243; RC2<br>C 1\/4&#8243; RC4<br>D 2-3\/8&#8243; RC1 1&#8243; RC2<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-6-color\">The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n<p>Let&#8217;s break this down carefully, starting with <strong>Review Activity 10-2<\/strong> and then moving to <strong>Review Activity 10-1<\/strong> with a full explanation. The calculations involve determining upper and lower limits and proper tolerancing expressions.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Review Activity 10-2: Tolerancing Calculations<\/strong><\/h3>\n\n\n\n<p>You are given:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Basic Hole Size (MMC)<\/li>\n\n\n\n<li>Allowance (A)<\/li>\n\n\n\n<li>Shaft Tolerance<\/li>\n\n\n\n<li>Hole Tolerance<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Key Concepts<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>MMC (Maximum Material Condition):<\/strong> The condition where the part has the most material. For a <strong>hole<\/strong>, MMC is the <strong>smallest<\/strong> diameter. For a <strong>shaft<\/strong>, MMC is the <strong>largest<\/strong> diameter.<\/li>\n\n\n\n<li><strong>Allowance (A):<\/strong> Minimum intended difference between hole and shaft at MMC. Positive = clearance fit; negative = interference fit.<\/li>\n\n\n\n<li><strong>Upper Limit (UL)<\/strong> = Basic size \u00b1 (depending on direction)<\/li>\n\n\n\n<li><strong>Lower Limit (LL)<\/strong> = Basic size \u00b1 (depending on direction)<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>A.<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hole MMC = 0.625&#8243;<\/li>\n\n\n\n<li>A = 0.05 \u2192 Shaft MMC = Hole MMC \u2013 Allowance = 0.625 \u2013 0.05 = <strong>0.575&#8243;<\/strong><\/li>\n\n\n\n<li>Shaft Tolerance = 0.11 \u2192 Shaft LMC = MMC \u2013 Tolerance = 0.575 \u2013 0.11 = <strong>0.465&#8243;<\/strong><\/li>\n\n\n\n<li>Hole Tolerance = 0.06 \u2192 Hole LMC = MMC + 0.06 = <strong>0.685&#8243;<\/strong><\/li>\n<\/ul>\n\n\n\n<p><strong>Shaft Limits:<\/strong> 0.575&#8243; to 0.465&#8243;<br><strong>Hole Limits:<\/strong> 0.625&#8243; to 0.685&#8243;<\/p>\n\n\n\n<p>\u2705 <em>Plus-minus dimensioning:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hole:<\/strong> 0.655 \u00b1 0.03<\/li>\n\n\n\n<li><strong>Shaft:<\/strong> 0.52 \u00b1 0.055<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>B.<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hole MMC = 1.500&#8243;<\/li>\n\n\n\n<li>A = 0.10 \u2192 Shaft MMC = 1.500 \u2013 0.10 = <strong>1.400&#8243;<\/strong><\/li>\n\n\n\n<li>Shaft Tolerance = 0.10 \u2192 Shaft LMC = 1.400 \u2013 0.10 = <strong>1.300&#8243;<\/strong><\/li>\n\n\n\n<li>Hole Tolerance = 0.10 \u2192 Hole LMC = 1.500 + 0.10 = <strong>1.600&#8243;<\/strong><\/li>\n<\/ul>\n\n\n\n<p><strong>Shaft Limits:<\/strong> 1.400&#8243; to 1.300&#8243;<br><strong>Hole Limits:<\/strong> 1.500&#8243; to 1.600&#8243;<\/p>\n\n\n\n<p>\u2705 <em>Plus-minus dimensioning:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hole:<\/strong> 1.550 \u00b1 0.05<\/li>\n\n\n\n<li><strong>Shaft:<\/strong> 1.350 \u00b1 0.05<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C.<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hole MMC = 0.750&#8243;<\/li>\n\n\n\n<li>A = 0.08 \u2192 Shaft MMC = 0.750 \u2013 0.08 = <strong>0.670&#8243;<\/strong><\/li>\n\n\n\n<li>Shaft Tolerance = 0.08 \u2192 LMC = 0.670 \u2013 0.08 = <strong>0.590&#8243;<\/strong><\/li>\n\n\n\n<li>Hole Tolerance = 0.08 \u2192 LMC = 0.750 + 0.08 = <strong>0.830&#8243;<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u2705 <em>Equal bilateral dimensioning:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hole:<\/strong> 0.790&#8243; \u00b1 0.040<\/li>\n\n\n\n<li><strong>Shaft:<\/strong> 0.630&#8243; \u00b1 0.040<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D.<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hole MMC = 1.000&#8243;<\/li>\n\n\n\n<li>A = -0.06 \u2192 Shaft MMC = 1.000 \u2013 (\u20130.06) = <strong>1.060&#8243;<\/strong> (Interference fit)<\/li>\n\n\n\n<li>Shaft Tolerance = 0.02 \u2192 LMC = 1.060 \u2013 0.02 = <strong>1.040&#8243;<\/strong><\/li>\n\n\n\n<li>Hole Tolerance = 0.02 \u2192 LMC = 1.000 + 0.02 = <strong>1.020&#8243;<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u2705 <em>Equal bilateral dimensioning:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hole:<\/strong> 1.010&#8243; \u00b1 0.010<\/li>\n\n\n\n<li><strong>Shaft:<\/strong> 1.050&#8243; \u00b1 0.010<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Explanation (300+ words)<\/strong><\/h2>\n\n\n\n<p>Tolerancing is a critical aspect of manufacturing that ensures parts fit together properly. In the <strong>Basic Hole System<\/strong>, the hole is kept constant and the shaft is varied to achieve the required fit\u2014either clearance, transition, or interference.<\/p>\n\n\n\n<p><strong>Maximum Material Condition (MMC)<\/strong> refers to the state of a part when it contains the most material. For holes, MMC is the smallest size (tightest hole), while for shafts, it is the largest size (widest shaft). This is vital when calculating <strong>allowance<\/strong>, which is the minimum difference between the sizes of the mating parts when both are at their MMC. A <strong>positive allowance<\/strong> means there\u2019s clearance (the shaft is smaller than the hole), while a <strong>negative allowance<\/strong> indicates interference (the shaft is larger than the hole, requiring force to fit).<\/p>\n\n\n\n<p>Once MMCs are identified, tolerances are applied to find the <strong>Least Material Condition (LMC)<\/strong>. For holes, this is the largest diameter; for shafts, it\u2019s the smallest diameter. The shaft and hole sizes are then described using <strong>limit dimensions<\/strong> (UL and LL) or <strong>plus-minus<\/strong> dimensioning.<\/p>\n\n\n\n<p>For example, in problem A, the 5\/8&#8243; hole with an allowance of 0.05 means the shaft MMC is 0.575&#8243;. The tolerances determine the range each part can vary during manufacturing, allowing for some flexibility while still maintaining fit. By using expressions like <strong>0.52 \u00b1 0.055<\/strong>, the designer communicates acceptable deviations from the nominal size clearly and concisely.<\/p>\n\n\n\n<p>Understanding these principles ensures machinists and engineers maintain proper functionality, reduce waste, and control manufacturing cost. Proper tolerance specification is key to successful assembly and performance of mechanical components.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Print reading for industry 8-1, 10-1, 10-2, 22-1 What images are you having trouble with? We were unable to transcribe this image. Unit 10 Tolerancing 209 Date Class Review Activity 10-2. For the mating part pairs below, calculate the upper and lower limit for each part. For A and B, express the final dimension using [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-209528","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/209528","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=209528"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/209528\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=209528"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=209528"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=209528"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}