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                                	 	 									| 编号 COD.
 | 外径 D
 | 厚度 S
 | 内径 d
 | 齿数 Z
 | 圆弧 R
 |  				| 02800 | 74 | 10 | 16/20 | 4 | 1.0 |  				| 02801 | 74 | 10 | 16/20 | 4 | 1.5 |  				| 02802 | 74 | 10 | 16/20 | 4 | 2.0 |  				| 02803 | 74 | 10 | 16/20 | 4 | 2.5 |  				| 02804 | 74 | 10 | 16/20 | 4 | 3.0 |  				| 02805 | 74 | 10 | 16/20 | 6 | 1.0 |  				| 02806 | 74 | 10 | 16/20 | 6 | 1.5 |  				| 02807 | 74 | 10 | 16/20 | 6 | 2.0 |  				| 02808 | 74 | 10 | 16/20 | 6 | 2.5 |  				| 02809 | 74 | 10 | 16/20 | 6 | 3.0 |  			  
  
 
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