| Thickness | 2.31 in |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | WELDBEND CORP | FLG 300 RF BLIND 18 | 18" Class 300 BLIND RF 300RFBLIND18 |
| | WELDBEND CORP | WEL 311-180-000 | 18" Class 300 SLIP-ON FF 311180000 |
| | WELDBEND CORP | WEL 323-180-000 | 18" Class 300 WELD NECK XSB FF 323180000 |
| | WELDBEND CORP | WEL 331-180-000 | 18" Class 300 BLIND FF 331180000 |
| | WELDBEND CORP | WEL 322-180-000 | 18" Class 300 WELD NECK XSB RF 322180000 |
