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| UNIT DIMENSIONS | IDEAL RADIUS | |||||
|---|---|---|---|---|---|---|
| TYPE NO. | A* | B | C | D | OUTER | INNER | 
| I.RD.3.1 | 108 | 102 | 65 | 198 | 450 | 347 | 
| I.RD.3.2 | 108 | 102 | 65 | 204 | 675 | 572 | 
| I.RD.3.3 | 108 | 102 | 65 | 208 | 900 | 797 | 
| I.RD.3.4 | 108 | 102 | 65 | 211 | 1125 | 1022 | 
| I.RD.3.5 | 108 | 102 | 65 | 212 | 1350 | 1247 | 
| I.RD.3.6 | 108 | 102 | 65 | 214 | 1800 | 1697 | 
| I.RD.3.7 | 108 | 102 | 65 | 215 | 2250 | 2147 | 
| I.RD.3.8 | 108 | 102 | 65 | 217 | 3600 | 3497 | 
| I.RD.3.9 | 108 | 102 | 65 | 218 | 5400 | 5297 |