ISO Centering Ring
| Parts No. | Flange Ref. | C/R Material | O-ring Material | O-ring size | A | B | C | D |
| CO-CR-N-63-VS | ISO63 | 304 S.S. | VITON | AS-336 | 67 | 69.5 | 8 | 3.9 |
| CO-CR-N-80-VS | ISO80 | 304 S.S. | VITON | AS-340 | 80 | 82.6 | 8 | 3.9 |
| CO-CR-N-100-VS | ISO100 | 304 S.S. | VITON | AS-347 | 100 | 101.6 | 8 | 3.9 |
| CO-CR-N-160-VS | ISO160 | 304 S.S. | VITON | AS-361 | 150 | 152.6 | 8 | 3.9 |
| CO-CR-N-200-VS | ISO200 | 304 S.S. | VITON | AS-371 | 210 | 212.6 | 8 | 3.9 |
| CO-CR-N-250-VS | ISO250 | 304 S.S. | VITON | AS-377 | 257.5 | 260.4 | 8 | 3.9 |
| CO-CR-N-320-VS | ISO320 | 304 S.S. | VITON | AS-454 | 312 | 318.3 | 12 | 5.6 |
| CO-CR-N-400-VS | ISO400 | 304 S.S. | VITON | AS-462 | 394 | 399.2 | 12 | 5.6 |
| CO-CR-N-500-VS | ISO500 | 304 S.S. | VITON | AS-469 | 494 | 500.2 | 12 | 5.6 |