{"id":613549,"date":"2024-11-05T23:05:58","date_gmt":"2024-11-05T23:05:58","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-34421991\/"},"modified":"2024-11-05T23:05:58","modified_gmt":"2024-11-05T23:05:58","slug":"iso-34421991","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-34421991\/","title":{"rendered":"ISO 3442:1991"},"content":{"rendered":"<p>Defines precision classes as follows: class I, corresponding to precision chucks; class II, corresponding to normal accuracy chucks. This second edition cancels and replaces the first edition (1975).<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Self-centring chucks for machine tools with two-piece jaws (tongue and groove type) \u2014 Sizes for interchangeability and acceptance test specifications<\/b><\/p>\n<table style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/iso\/\"><b>ISO<\/b><\/a><\/td>\n<td>1991-10<\/td>\n<td>15<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":613561,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[390,2634],"product_tag":[],"class_list":{"0":"post-613549","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-25-060-20","7":"product_cat-iso","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/613549","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/613561"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=613549"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=613549"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=613549"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}