
| Line Size | X = DRILL SIZE | Rubber P/N | Natural Rubber | Nitrile Rubber | Hydrogenated Butadiene-Acrylonitrile Rubber | Fluororubber | 
| 3/16" | 3/16" | OLPKOF-001-0188 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 7/32" | 7/32" | OLPKOF-001-0219 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 1/4" | 1/4" | OLPKOF-001-0250 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 9/32" | 9/32" | OLPKOF-001-0281 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 5/16" | 5/16" | OLPKOF-001-0313 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 3/8" | 3/8" | OLPKOF-001-0375 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 7/16" | 7/16" | OLPKOF-001-0438 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 15/32" | 15/32" | OLPKOF-001-0469 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 1/2" | 1/2" | OLPKOF-001-0500 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 19/31" | 19/31" | OLPKOF-001-0592 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 9mm | "T" | OLPKOF-001-0009 | NR | NBR | HNBR/HSN | FKM/VITON | 
| 12mm | 31/64" | OLPKOF-001-0012 | NR | NBR | HNBR/HSN | FKM/VITON |