{"id":151,"date":"2024-07-12T06:24:01","date_gmt":"2024-07-12T06:24:01","guid":{"rendered":"https:\/\/www.loyal.sg\/blog\/class-p2-abec-9-tolerances.html"},"modified":"2024-07-15T06:17:24","modified_gmt":"2024-07-15T06:17:24","slug":"class-p2-abec-9-tolerances","status":"publish","type":"post","link":"https:\/\/www.loyal.sg\/article\/s112\/class-p2-abec-9-tolerances.html","title":{"rendered":"Class P2 (ABEC 9) tolerances"},"content":{"rendered":"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Inner ring<\/strong><\/td>\n<\/tr>\n
d<\/strong><\/td>\nt<\/em>\u0394dmp<\/sub><\/strong>1)<\/sup><\/td>\nt<\/em>\u0394ds<\/sub><\/strong>2)<\/sup><\/td>\nt<\/em>Vdsp<\/sub><\/strong><\/td>\nt<\/em>Vdmp<\/sub><\/strong><\/td>\nt<\/em>\u0394Bs<\/sub><\/strong><\/td>\nt<\/em>VBs<\/sub><\/strong><\/td>\nt<\/em>Kia<\/sub><\/strong><\/td>\nt<\/em>Sd<\/sub><\/strong><\/td>\nt<\/em>Sia<\/sub><\/strong><\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\nAll<\/td>\nNormal<\/td>\nModified3)<\/sup><\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
><\/td>\n\u2264<\/td>\nU<\/td>\nL<\/td>\nU<\/td>\nL<\/td>\n<\/td>\n<\/td>\nU<\/td>\nL<\/td>\nL<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
mm<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n<\/tr>\n
<\/td>\n<\/tr>\n
2,5<\/strong><\/td>\n10<\/strong><\/td>\n0<\/td>\n\u20132,5<\/td>\n0<\/td>\n\u20132,5<\/td>\n2,5<\/td>\n1,5<\/td>\n0<\/td>\n\u201340<\/td>\n\u2013250<\/td>\n1,5<\/td>\n1,5<\/td>\n1,5<\/td>\n1,5<\/td>\n<\/tr>\n
10<\/strong><\/td>\n18<\/strong><\/td>\n0<\/td>\n\u20132,5<\/td>\n0<\/td>\n\u20132,5<\/td>\n2,5<\/td>\n1,5<\/td>\n0<\/td>\n\u201380<\/td>\n\u2013250<\/td>\n1,5<\/td>\n1,5<\/td>\n1,5<\/td>\n1,5<\/td>\n<\/tr>\n
18<\/strong><\/td>\n30<\/strong><\/td>\n0<\/td>\n\u20132,5<\/td>\n0<\/td>\n\u20132,5<\/td>\n2,5<\/td>\n1,5<\/td>\n0<\/td>\n\u2013120<\/td>\n\u2013250<\/td>\n1,5<\/td>\n2,5<\/td>\n1,5<\/td>\n2,5<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
30<\/strong><\/td>\n50<\/strong><\/td>\n0<\/td>\n\u20132,5<\/td>\n0<\/td>\n\u20132,5<\/td>\n2,5<\/td>\n1,5<\/td>\n0<\/td>\n\u2013120<\/td>\n\u2013250<\/td>\n1,5<\/td>\n2,5<\/td>\n1,5<\/td>\n2,5<\/td>\n<\/tr>\n
50<\/strong><\/td>\n80<\/strong><\/td>\n0<\/td>\n\u20134<\/td>\n0<\/td>\n\u20134<\/td>\n4<\/td>\n2<\/td>\n0<\/td>\n\u2013150<\/td>\n\u2013250<\/td>\n1,5<\/td>\n2,5<\/td>\n1,5<\/td>\n2,5<\/td>\n<\/tr>\n
80<\/strong><\/td>\n120<\/strong><\/td>\n0<\/td>\n\u20135<\/td>\n0<\/td>\n\u20135<\/td>\n5<\/td>\n2,5<\/td>\n0<\/td>\n\u2013200<\/td>\n\u2013380<\/td>\n2,5<\/td>\n2,5<\/td>\n2,5<\/td>\n2,5<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
120<\/strong><\/td>\n150<\/strong><\/td>\n0<\/td>\n\u20137<\/td>\n0<\/td>\n\u20137<\/td>\n7<\/td>\n3,5<\/td>\n0<\/td>\n\u2013250<\/td>\n\u2013380<\/td>\n2,5<\/td>\n2,5<\/td>\n2,5<\/td>\n2,5<\/td>\n<\/tr>\n
150<\/strong><\/td>\n180<\/strong><\/td>\n0<\/td>\n\u20137<\/td>\n0<\/td>\n\u20137<\/td>\n7<\/td>\n3,5<\/td>\n0<\/td>\n\u2013250<\/td>\n\u2013380<\/td>\n4<\/td>\n5<\/td>\n4<\/td>\n5<\/td>\n<\/tr>\n
<\/td>\n<\/tr>\n
Outer ring<\/strong><\/td>\n<\/tr>\n
D<\/strong><\/td>\nt<\/em>\u0394Dmp<\/sub><\/strong>1)<\/sup><\/td>\nt<\/em>\u0394Ds<\/sub><\/strong>2)<\/sup><\/td>\nt<\/em>VDsp<\/sub><\/strong>4)5)<\/sup><\/td>\nt<\/em>VDmp<\/sub><\/strong>4)5)<\/sup><\/td>\nt<\/em>\u0394Cs<\/sub><\/strong><\/td>\nt<\/em>VCs<\/sub><\/strong><\/td>\nt<\/em>Kea<\/sub><\/strong><\/td>\nt<\/em>SD<\/sub><\/strong>6)<\/sup><\/td>\nt<\/em>Sea<\/sub><\/strong><\/td>\n<\/tr>\n
><\/td>\n\u2264<\/td>\nU<\/td>\nL<\/td>\nU<\/td>\nL<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
mm<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n<\/td>\n<\/td>\n<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n\u00b5m<\/td>\n<\/tr>\n
<\/td>\n<\/tr>\n
18<\/strong><\/td>\n30<\/strong><\/td>\n0<\/td>\n\u20134<\/td>\n0<\/td>\n\u20134<\/td>\n4<\/td>\n2<\/td>\nIdentical to<\/p>\n

t<\/em>\u0394Bs<\/sub>
\nof an inner ring<\/p>\n

of the same<\/p>\n

bearing as the<\/p>\n

outer ring<\/td>\n

1,5<\/td>\n2,5<\/td>\n0,75<\/td>\n2,5<\/td>\n<\/tr>\n
30<\/strong><\/td>\n50<\/strong><\/td>\n0<\/td>\n\u20134<\/td>\n0<\/td>\n\u20134<\/td>\n4<\/td>\n2<\/td>\n1,5<\/td>\n2,5<\/td>\n0,75<\/td>\n2,5<\/td>\n<\/tr>\n
50<\/strong><\/td>\n80<\/strong><\/td>\n0<\/td>\n\u20134<\/td>\n0<\/td>\n\u20134<\/td>\n4<\/td>\n2<\/td>\n1,5<\/td>\n4<\/td>\n0,75<\/td>\n4<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
80<\/strong><\/td>\n120<\/strong><\/td>\n0<\/td>\n\u20135<\/td>\n0<\/td>\n\u20135<\/td>\n5<\/td>\n2,5<\/td>\n2,5<\/td>\n5<\/td>\n1,25<\/td>\n5<\/td>\n<\/tr>\n
120<\/strong><\/td>\n150<\/strong><\/td>\n0<\/td>\n\u20135<\/td>\n0<\/td>\n\u20135<\/td>\n5<\/td>\n2,5<\/td>\n2,5<\/td>\n5<\/td>\n1,25<\/td>\n5<\/td>\n<\/tr>\n
150<\/strong><\/td>\n180<\/strong><\/td>\n0<\/td>\n\u20137<\/td>\n0<\/td>\n\u20137<\/td>\n7<\/td>\n3,5<\/td>\n2,5<\/td>\n5<\/td>\n1,25<\/td>\n5<\/td>\n<\/tr>\n
<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
180<\/strong><\/td>\n250<\/strong><\/td>\n0<\/td>\n\u20138<\/td>\n0<\/td>\n\u20138<\/td>\n8<\/td>\n4<\/td>\n4<\/td>\n7<\/td>\n2<\/td>\n7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Tolerance symbols and definitions \u2192 table<\/h3>\n
    \n
  1. 1)<\/strong>
    \nThese deviations apply for bearings in the 8 and 9 diameter series only.<\/li>\n
  2. 2)<\/strong>
    \nThese deviations apply for bearings in the 0 and 2 diameter series only.<\/li>\n
  3. 3)<\/strong>
    \nApplies to inner rings and outer rings of bearings of matched bearing sets consisting of two or more bearings and universally matchable angular contact ball bearings.<\/li>\n
  4. 4)<\/strong>
    \nNo values have been established for capped bearings.<\/li>\n
  5. 5)<\/strong>
    \nApplies to bearings prior to mounting and after removal of internal or external snap ring.<\/li>\n
  6. 6)<\/strong>
    \nTolerance values have become half the values in accordance with the revised ISO standard (2014) becauseSD is defined as perpendicularity of outer ring outside surface axis with respect to datum established from the outer ring face.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

    Inner ringdt\u0394dmp1)t\u0394ds2)tVdsptVdmpt\u0394BstVBstKiatSdtSiaAllNormalModified3)\u2264ULULULLmm\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m2,5100\u20132,50\u20132,52,51,50\u201340\u20132501,51,51,51,510180\u20132,50\u20132,52,51,50\u201380\u20132501,51,51,51,518300\u20132,50\u20132,52,51,50\u2013120\u20132501,52,51,52,5305<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-151","post","type-post","status-publish","format-standard","hentry","category-technical"],"yoast_head":"\nClass P2 (ABEC 9) tolerances - Loyal Bearings<\/title>\n<meta name=\"description\" content=\"Innerringdt\u0394dmp1)t\u0394ds2)tVdsptVdmpt\u0394BstVBstKiatSdtSiaAllNormalModified3)\u2264ULULULLmm\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m2,\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.loyal.sg\/article\/s112\/class-p2-abec-9-tolerances.html\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Class P2 (ABEC 9) tolerances\" \/>\n<meta property=\"og:description\" content=\"Innerringdt\u0394dmp1)t\u0394ds2)tVdsptVdmpt\u0394BstVBstKiatSdtSiaAllNormalModified3)\u2264ULULULLmm\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m\u00b5m2,\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.loyal.sg\/article\/s112\/class-p2-abec-9-tolerances.html\" \/>\n<meta property=\"og:site_name\" content=\"Loyal Bearings\" \/>\n<meta property=\"article:published_time\" content=\"2024-07-12T06:24:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-07-15T06:17:24+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.loyal.sg\/article\/s112\/class-p2-abec-9-tolerances.html\",\"url\":\"https:\/\/www.loyal.sg\/article\/s112\/class-p2-abec-9-tolerances.html\",\"name\":\"Class P2 (ABEC 9) tolerances - 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