[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-663747-105":59,"doc-detail-663747-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","is-12160-1987-technical-drawings-fundamental-tolerancing-principle","IS 12160-1987 - Technical Drawings - Fundamental Tolerancing Principle","","IS 12160-1987 specifies the fundamental principle governing the relationship between dimensional tolerances (linear and angular) and geometrical tolerances in technical drawings and related documents. It defines application to features’ size, form, orientation, and location, and covers the independency principle where dimensional and geometrical requirements apply independently unless a specific relationship is stated. The standard also details linear tolerance control, form and angular control, and interpretation such as envelope requirement and maximum material principle.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/is-12160-1987-technical-drawings-fundamental-tolerancing-principle/663747/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/is-12160-1987-technical-drawings-fundamental-tolerancing-principle/663747.png","ImageObject",300,407,{"name":92,"@type":93},"Well Done","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-28",true,{"@type":102,"interactionType":103,"userInteractionCount":81},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What does IS 12160-1987 define?","Question",{"text":112,"@type":113},"It specifies the fundamental relationship between dimensional tolerances (linear and angular) and geometrical tolerances used for technical drawings.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"When do dimensional and geometrical requirements apply independently?",{"text":117,"@type":113},"Under the principle of independency, each specified dimensional or geometrical requirement is met independently unless a particular relationship is specified.",{"name":119,"@type":110,"acceptedAnswer":120},"How is mutual dependency between size and geometry handled?",{"text":121,"@type":113},"The standard allows mutual dependency to be called for through methods such as the envelope requirement and the maximum material principle.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},663747,1793231052,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":81,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":34,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":143},5909892210082,"https://ap-avatar.wpscdn.com/avatar/56001069da27c9f41e8?x-image-process=image/resize,m_fixed,w_180,h_180&k=1789614185077863061","★★★★★☆★☆★  \n★☆★★   ★★  \nWhereas the Parliament of India has set out to provide a practical regime of right toinformation for citizens to secure access to information under the control of public authorities,in order to promote transparency and accountability in the working of every public authority,and whereas the attached publication of the Bureau of Indian Standards is of particular interestto the public,particularly disadvantaged communities and those engaged in the pursuit ofeducation and knowledge,the attached public safety standard is made available to promote thetimely dissemination of this information in an accurate manner to the public.  \n“  市   羽市R4”Mazdoor Kisan Shakti SangathanJawaharlal Nehru“The Right to Information,The Right to Live”“Step Out From the Old to the New”IS 12160(1987):Technical Drawings -FundamentalTolerancing Principle [PGD 24:Drawings]“可    市HT可faiT”Satyanarayan Gangaram Pitroda“Invent a New India Using Knowledge”  \n“可  市3faT,付市T 3faT”  \nAst.Number.22fa95Zhe.Indin.ParliamenMade Available Byade Available BBIGHT TO INFORMATIo  \n“可可  e国sT言可市P  可cT言”Bhartrhari—Nitisatakam“Knowledge is such a treasure which cannot be stolen”  \nBLANK PAGE  \nIS:12160-1987  \nUDC 744:43:621'753·1  \n(First Reprint JUNE 1998)  \n(Reaffirmed 1993)  \n\n| (Reaffirmed 1999)  \u003Cbr>Indian Standard  \u003Cbr>TECHNICAL DRAWINGS_FUNDAMENTAL  \u003Cbr>TOLERANCING PRINCIPLE   |  |  |\n| --- | --- | --- |\n| 1.Scope—Specifies the principle of the relationship between dimensional(linear and angular)  \u003Cbr>tolerances and geometrical tolerances.  \u003Cbr>2.Field of Applicatlon—The specified principle shall be applied on technical drawings and related  \u003Cbr>technical documents to linear dimensions and their tolerances,angular dimensions and their tolerances;  \u003Cbr>geometrical tolerances;which define the following four aspects for each feature of the part:  \u003Cbr>size;  \u003Cbr>form;  \u003Cbr>orientation;  \u003Cbr>location.  \u003Cbr>3.References  \u003Cbr>IS:919(Part 1)-1963 Recommendations for limits and fits for engineering:Part 1 General  \u003Cbr>engineering(first revision)  \u003Cbr>IS:8000(Part 1)-1985/ISO 1101-1983 Geometrical tolerancing on technical drawings:  \u003Cbr>Part 1 Tolerances of form,orientation,location and run-out,and appropriate geometrlcal  \u003Cbr>definitions  \u003Cbr>IS:8000(Part 2)-1976 Geometrical tolerancing on technical drawings:Part 2 Maximum  \u003Cbr>material principles  \u003Cbr>4.Principle of Independency—Each specified dimensional or geometrical requirement on a  \u003Cbr>drawing shall be met independently,unless a particular relationship is specified.  \u003Cbr>4.1 Therefore,where no relationship is specified,the geometrical tolerance applies regardless of  \u003Cbr>feature size,and the two requirements are treated as being unrelated.  \u003Cbr>4.1.1 Consequently,if a particular relationship of size and form,or size and orientation,or size and  \u003Cbr>location is required,it shall be specified on the drawing(see 6).  \u003Cbr>5.Tolerances  \u003Cbr>5.1 Dimensional Tolerances  \u003Cbr>5.1.1 Linear tolerances—A linear tolerance controls only the actual local sizes(two point  \u003Cbr>measurements)of a feature,but not its form deviations(for example,circularity and straightness  \u003Cbr>deviations_of a cylindrical feature or flatness deviations of two parallel plane surfaces)[see  \u003Cbr>IS:919(Part 1 )-1963].  \u003Cbr>5.1.1.1 Form deviations shall,however,be controlled by the following:  \u003Cbr>—individually indicated form tolerances;  \u003Cbr>一general geometrical tolerances;  \u003Cbr>一envelope requirement.  \u003Cbr>Note-For the purpose of this standard,a singlo feature consists of a cylindrical surface or two parallel  \u003Cbr>plane surfaces.  \u003Cbr>There is no control of the geometrical interrelationship of individual features by the linear  \u003Cbr>tolerances.  For example,the perpendicularity of thesides of a cube is not controlled and,therefore  \u003Cbr>it requires a perpendicularity tolerance dictated by the design reauirement  \u003Cbr>5.1.2 Anaular tolerances一An angular tolerance.  SDecified in anoular units.contros ony the  \u003Cbr>general orientation of lines or l","cbCaihYw4qSdVRZS","https://ap.wps.com/l/cbCaihYw4qSdVRZS","pdf",1035216,"English","# 1. Scope\n# 2. Field of Application\n# 3. References\n# 4. Principle of Independency\n## 4.1 Therefore, where no relationship is specified\n## 4.1.1 Consequently, if a particular relationship is required\n# 5. Tolerances\n## 5.1 Dimensional Tolerances\n## 5.2 Geometrical Tolerances\n# 6. Mutual Dependency of Size and Geometry\n## 6.1 Envelope Requirement","[{\"question\":\"What does IS 12160-1987 define?\",\"answer\":\"It specifies the fundamental relationship between dimensional tolerances (linear and angular) and geometrical tolerances used for technical drawings.\"},{\"question\":\"When do dimensional and geometrical requirements apply independently?\",\"answer\":\"Under the principle of independency, each specified dimensional or geometrical requirement is met independently unless a particular relationship is specified.\"},{\"question\":\"How is mutual dependency between size and geometry handled?\",\"answer\":\"The standard allows mutual dependency to be called for through methods such as the envelope requirement and the maximum material principle.\"}]","IS 12160-1987 - Technical Drawings - Fundamental Tolerancing Principle | PDF",18]