| ASMUSS CODE | Size (OD) mm | D1 | 
|---|---|---|
| 721200306 | 20 | 16 | 
| 721200307 | 25 | 20 | 
| 721200308 | 32 | 25 | 
| 721200309 | 40 | 32 | 
| 721200310 | 50 | 40 | 
| 721200311 | 63 | 50 | 
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