{"id":452943,"date":"2026-08-17T08:57:20","date_gmt":"2026-08-17T00:57:20","guid":{"rendered":"https:\/\/www.usubearings.com\/?p=452943"},"modified":"2026-08-17T10:16:02","modified_gmt":"2026-08-17T02:16:02","slug":"how-to-select-motor-fixed-end-bearings","status":"publish","type":"post","link":"https:\/\/www.usubearings.com\/chinese\/how-to-select-motor-fixed-end-bearings\/","title":{"rendered":"How to Select Fixed-End Bearings for Electric Motors"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"452943\" class=\"elementor elementor-452943\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-23686855 e-flex e-con-boxed e-con e-parent\" data-id=\"23686855\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-09fb0bf elementor-widget elementor-widget-text-editor\" data-id=\"09fb0bf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Choosing the right bearing for an electric motor is not simply a matter of picking a bearing that fits the shaft. The fixed-end bearingplays an important role in controlling shaft movement, handling axial loads, and maintaining stable motor operation.<\/p><p>So, how do you choose the right motor fixed-end bearing?<\/p><p>In small and medium-sized motors, deep groove ball bearings are often the first choice.<\/p><p>What Should Be Considered When Selecting a Motor Fixed-End Bearing?<\/p><p>When selecting bearings for the fixed end of an electric motor, three major factors should be considered:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-03b24a0 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"03b24a0\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">The required precision of the driven equipment<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">The characteristics of the motor load<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">The axial load that the bearing or bearing arrangement must withstand<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e9aff0c elementor-widget elementor-widget-text-editor\" data-id=\"e9aff0c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0<\/p><p>Considering these factors together, deep groove ball bearings are widely used as fixed-end bearings in small and medium-sized electric motors.<\/p><p>The deep groove ball bearing is one of the most commonly used rolling bearings. Its relatively simple structure makes motor bearing systems easy to install, maintain, and service.<\/p><p>A standard deep groove ball bearing is mainly designed to support:Radial loads\u3001Axial loads in both directions<\/p><p>When a bearing with a relatively large radial internal clearance is selected, it can also accommodate combined radial and axial loads to a certain extent, giving it some characteristics similar to angular contact ball bearings.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d8f33fb elementor-widget elementor-widget-image\" data-id=\"d8f33fb\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"\/chinese\/deep-groove-ball-bearings\/?wmc-currency=CNY\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"400\" src=\"https:\/\/www.usubearings.com\/wp-content\/uploads\/2026\/08\/Tapered-Roller-Bearing-Supplier-scaled-e1785979364548.png\" class=\"attachment-full size-full wp-image-452514\" alt=\"\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-602e3e0 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"602e3e0\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49b04a2 elementor-widget elementor-widget-heading\" data-id=\"49b04a2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Advantages of Deep Groove Ball Bearings<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6fb8e96 e-con-full e-grid e-con e-child\" data-id=\"6fb8e96\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3c09f90 e-con-full e-flex e-con e-child\" data-id=\"3c09f90\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-71e1a84 elementor-widget elementor-widget-image\" data-id=\"71e1a84\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"\/chinese\/deep-groove-ball-bearings\/?wmc-currency=CNY\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"900\" height=\"450\" src=\"https:\/\/www.usubearings.com\/wp-content\/uploads\/2026\/08\/Deep-groove-ball-bearings-e1786598117171.png\" class=\"attachment-full size-full wp-image-452949\" alt=\"\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b5c4c6d e-con-full e-flex e-con e-child\" data-id=\"b5c4c6d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-313fc863 elementor-widget elementor-widget-text-editor\" data-id=\"313fc863\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Deep groove ball bearings offer several advantages for electric motor applications:<\/p><p><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u00b7 Low friction<\/span><\/span><\/p><p><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u00b7 High limiting speed<\/span><\/span><\/p><p><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u00b7 Easy installation<\/span><\/span><\/p><p><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u00b7 <\/span><\/span>Various sealing options<\/p><p>\u00b7 Ability to accommodate radial and bidirectional axial loads<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a65112c elementor-widget elementor-widget-button\" data-id=\"a65112c\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/chinese\/contact-us\/?wmc-currency=CNY#free-consultion\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">INQUIRE NOW<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e6fc1a elementor-widget elementor-widget-text-editor\" data-id=\"1e6fc1a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0<\/p><p>However, they are not ideal for heavy shock loads or extremely heavy loads. In other words, they are versatile\u2014but even a versatile bearing has its limits.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b22f76d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"b22f76d\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-917a8e9 elementor-widget elementor-widget-heading\" data-id=\"917a8e9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">How Should a Fixed-End Bearing Be Installed?\n\n\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4fb6626 elementor-widget elementor-widget-text-editor\" data-id=\"4fb6626\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>After the deep groove ball bearing is mounted on the motor shaft, it can control the radial position of both the shaft and housing.<\/p><p>In many applications:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c72a4ab elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"c72a4ab\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"\/chinese\/deep-groove-ball-bearings\/?wmc-currency=CNY\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">The bearing inner ring and shaft use an interference fit.<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"\/chinese\/deep-groove-ball-bearings\/?wmc-currency=CNY\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119 8 8 119 8 256s111 248 248 248 248-111 248-248S393 8 256 8z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">The bearing outer ring and bearing housinguse a slight interference or clearance fit.<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-04a089f elementor-widget elementor-widget-text-editor\" data-id=\"04a089f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0<\/p><p>The purpose of this arrangement is to ensure that the bearing operates with zero or slightly negative working clearance\u00a0under normal operating conditions.<\/p><p>Proper clearance is important because excessive or insufficient clearance can affect bearing temperature, noise, service life, and running stability.<\/p><p>For axial positioning, the relationship between the locating bearing and other components should be determined together with the specific floating-end bearing arrangement.<\/p><p>The inner ring is generally positioned by the shaft shoulder and retaining ring, while the outer ring is controlled by the fit between the bearing and housing, the dimensions of the bearing cover, and the length of the bearing seat.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0fb2a63 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"0fb2a63\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f1dc401 elementor-widget elementor-widget-heading\" data-id=\"f1dc401\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Fixed-End and Floating-End Bearing Arrangements<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0995834 elementor-widget elementor-widget-text-editor\" data-id=\"0995834\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The correct arrangement depends largely on the type of bearing used at the floating end.<\/p><p><strong><b>1.Floating End Uses a Separable Bearing<\/b><\/strong><\/p><p>When the floating-end bearing has separable inner and outer rings, the outer rings of both bearings are generally installed with no axial clearance.<\/p><p><strong><b>2.Floating End Uses a Non-Separable Bearing<\/b><\/strong><\/p><p>When a non-separable bearing is used at the floating end, a certain amount of axial clearance should be left between the bearing outer ring and the bearing cover shoulder.<\/p><p>At the same time, the fit between the outer ring and bearing housing should not be excessively tight.<\/p><p>This allows the floating end to compensate for thermal expansion of the motor shaft during operation.<\/p><p><strong><b>3.When the Motor Has No Clearly Defined Fixed or Floating End<\/b><\/strong><\/p><p>If the motor does not have a clearly defined locating end and floating end, deep groove ball bearings are generally used at both ends.<\/p><p>One possible arrangement is to lock the outer ring axially against the inner bearing cover while leaving axial clearance between the outer ring and outer cover.<\/p><p>Another arrangement is to have no axial clearance between the bearing outer ring and outer cover while leaving clearance between the outer ring and inner cover.<\/p><p>The exact arrangement should be determined according to the motor&#8217;s actual operating conditions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a7bc240 elementor-widget elementor-widget-image\" data-id=\"a7bc240\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"\/chinese\/deep-groove-ball-bearings\/?wmc-currency=CNY\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/www.usubearings.com\/wp-content\/uploads\/2026\/08\/motor-applications-e1786932782747.png\" class=\"attachment-full size-full wp-image-453055\" alt=\"\">\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec32eaa elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"ec32eaa\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-563c791 elementor-widget elementor-widget-heading\" data-id=\"563c791\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Bearing Clearance, Precision and Temperature Resistance Matter<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f667a0c elementor-widget elementor-widget-text-editor\" data-id=\"f667a0c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The above arrangements are based on theoretical analysis. In real motor applications, bearing selection should always be matched to the actual operating conditions.<\/p><p>Important factors include:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6979b23 e-con-full e-grid e-con e-child\" data-id=\"6979b23\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-81b0b92 e-con-full e-flex e-con e-child\" data-id=\"81b0b92\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a344b5 elementor-widget elementor-widget-text-editor\" data-id=\"7a344b5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00b7 Bearing internal clearance<\/p><p>\u00b7 Temperature resistance<\/p><p>\u00b7 Radial fit between the bearing and housing<\/p><p>\u00b7 Radial and axial loads<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ff878f6 e-con-full e-flex e-con e-child\" data-id=\"ff878f6\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0c22d5e elementor-widget elementor-widget-text-editor\" data-id=\"0c22d5e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00b7 Bearing accuracy<\/p><p>\u00b7 Radial fit between the bearing and shaft<\/p><p>\u00b7 Motor speed<\/p><p>\u00b7 Operating temperature<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06e532d elementor-widget elementor-widget-text-editor\" data-id=\"06e532d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A bearing may have the correct dimensions but still be the wrong choice if its internal clearance, precision, or fit is unsuitable.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2810f53 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"2810f53\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dd270d5 elementor-widget elementor-widget-text-editor\" data-id=\"dd270d5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The discussion above mainly applies to horizontally mounted electric motors.For vertically mounted motors, bearing selection, axial positioning, load distribution, and fitting relationships may be different and require specific consideration.<\/p><p>Therefore, there is no universal \u201cone bearing fits all\u201d solution. The best motor bearing selection should always be based on the motor&#8217;s structure and actual operating conditions.<\/p><h4><strong>Conclusion<\/strong><\/h4><p>For many small and medium-sized electric motors, **deep groove ball bearings are a practical and economical choice for the fixed end** because they offer low friction, high-speed capability, simple installation, and the ability to handle both radial and bidirectional axial loads.<\/p><p>However, selecting a motor fixed-end bearing is more than matching the bearing number to the shaft diameter. **Clearance, load, speed, temperature, precision, shaft fit, housing fit, and the floating-end arrangement all need to work together.**<\/p><p>A good bearing does its job quietly. When everything is selected correctly, the motor simply runs\u2014and nobody has to think about the bearing. That&#8217;s usually a very good sign.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Learn how to select fixed-end bearings for electric motors. Discover why deep groove ball bearings are widely used and how clearance, load, speed, fit and floating-end design affect bearing selection.<\/p>","protected":false},"author":1,"featured_media":452945,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[50482,1],"tags":[],"class_list":["post-452943","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bearing-knowledge","category-news"],"_links":{"self":[{"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/posts\/452943","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/comments?post=452943"}],"version-history":[{"count":29,"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/posts\/452943\/revisions"}],"predecessor-version":[{"id":453061,"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/posts\/452943\/revisions\/453061"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/media\/452945"}],"wp:attachment":[{"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/media?parent=452943"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/categories?post=452943"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.usubearings.com\/chinese\/wp-json\/wp\/v2\/tags?post=452943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}