<?xml version="1.0" encoding="UTF-8"?><toc><section id="sec_foreword"><title>Foreword</title></section><section id="sec_intro"><title>Introduction</title></section><section id="sec_1"><label>1</label><title>Scope</title></section><section id="sec_2"><label>2</label><title>Normative references</title></section><section id="sec_3"><label>3</label><title>Terms and definitions</title></section><section id="sec_4"><label>4</label><title>Designation</title><section id="sec_4.1"><label>4.1</label><title>Graphical symbols</title></section><section id="sec_4.2"><label>4.2</label><title>Method for indication designation</title></section></section><section id="sec_5"><label>5</label><title>Complete representation of spline joints</title></section><section id="sec_6"><label>6</label><title>Simplified representation</title><section id="sec_6.1"><label>6.1</label><title>General</title></section><section id="sec_6.2"><label>6.2</label><title>Representation of details (shafts and hubs)</title><section id="sec_6.2.1"><label>6.2.1</label><title>General</title></section><section id="sec_6.2.2"><label>6.2.2</label><title>Contours and edges</title></section><section id="sec_6.2.3"><label>6.2.3</label><title>Root surface</title></section><section id="sec_6.2.4"><label>6.2.4</label><title>Pitch surface</title></section><section id="sec_6.2.5"><label>6.2.5</label><title>Usable length</title></section><section id="sec_6.2.6"><label>6.2.6</label><title>Tool run-out</title></section><section id="sec_6.2.7"><label>6.2.7</label><title>Position of teeth</title></section><section id="sec_6.2.8"><label>6.2.8</label><title>Detailed drawing of tooth profile</title></section><section id="sec_6.2.9"><label>6.2.9</label><title>Flanks</title></section></section></section><section id="sec_7"><label>7</label><title>Assembly drawings</title></section><section id="sec_A"><label>Annex A</label><title>Proportions and dimensions of graphical symbols (normative)</title><section id="sec_A.1"><label>A.1</label><title>General requirements</title></section><section id="sec_A.2"><label>A.2</label><title>Proportions</title></section><section id="sec_A.3"><label>A.3</label><title>Dimensions</title></section></section><section id="sec_bibl"><title>Bibliography</title></section></toc>