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| Parker | CISO | Description |
| FHS3 | HFS3 | 61 split flange |
| FHS6 | HFS6 | 62 split flange |
| FUS | HFC | Captive flange drilled holes |
| FUSM | HFCM | Captive flange tapped holes |
| FHSF | HFSF | Flat split flange |
| FUSF | HFCF | Flat captive flange |
| PFF-G | OFG | BSPP female O-ring face |
| PCFF-G | FFG | BSPP female flat face |
| PAFSF-G | OFFG | Flat BSPP O-ring face |
| PEFF-G | OFG9 | SAE 90° 4 bolt flange BSPP female |
| PFF-N | OFN | NPT female O-ring face |
| PCFF-N | FFN | NPT female flat face |
| PEFF-N | OFN9 | NPT female 90° elbow |
| PAFS-M | OFH | Metric female O-ring face |
| PAFS-U | OFO | SAE female O-ring face |
| PPF-S/L | OFEO | SAE 4 bolt flange with 24° cone end |
| PAFG-90M | OFEO9 | SAE 90° 4 bolt flange with 24° cone end |
| PAFG-G | OFB | SAE 4 bolt flange BSPP male 60° cone |
| PAFG-90G | OFB9 | SAE 90° 4 bolt flange BSPP male 60° cone |
| PAFG-X | OFJ | SAE 4 bolt flange JIC male 37° |
| PAFG-90X | OFJ9 | SAE 90° 4 bolt flange JIC male 37° |
| PAFG-L | OFF | SAE 4 bolt flange ORFS male |
| PAFG-90L | OFF9 | SAE 90° 4 bolt flange ORFS male |
| PAFS-B | OFW | Butt weld tube end |
| PGFS-B | FFW | Counter flange Butt weld tube end |
| PAFS-90B | OFW9 | 90° flange Butt weld tube end |
| PAFS-S | OFS | Socket weld tube end |
| PGFS-S | FFS | Counter flange Socket weld tube end |
| PAFSF-S | OFFS | Flat flange Socket weld tube end |
| PAFS-90S | OFS9 | 90° flange Socket weld tube end |
| PDFS-G | DFG | BSPP female flange connection |
| PDFS-B | DFW | Butt weld tube end flange connection |
| PDFS-S | DFS | Socket weld tube end flange connection |
| PCFF | OFCF | Plug block O-ring face |
| PCCFF | FFCF | Plug block flat face |
| CPM | HFCP | Connector plate |
| AP | HFSP | Shipping/Locking plate |
| PAGL-G/M | FSGP | Flange spacer with side gage ports |
| PRF | RF | Reducing flange adapter |
| BFG | GFEO | Gear pump flange metric 24° cone end |
| BFW | GFEO9 | Gear pump 90° flange metric 24° cone end |
| BFW3 | GF3EO9 | Gear pump 90° flange 3 holes metric 24° cone end |
| BFGL | GFBU | Gear pump flange SAE 24° cone end |
| BFW-G | GFB9 | Gear pump 90° flange BSPP male 60° cone |
| BFW-GI | GFG9 | Gear pump 90° flange BSPP female |
| BFW-S | GFS9 | Gear pump 90° flange Socket weld |
| PF | GFFG | Gear pump flat flange BSPP female |
| PFL | GFLG | Gear pump long flange BSPP female |
| PFE | GFB | Gear pump flange BSPP male 60° cone |
| PFB | GFW | Gear pump flange butt weld tube end |
| BFW3-G | GF3G9 | Gear pump 90° flange 3 holes BSPP female |
| PWDS-G | GFAG9 | Gear pump 90° flange BSPP female, Aluminum |
| PWDA | GFA3G9 | Gear pump 90° flange 3 holes BSPP female, Aluminum |
| PSFC | SFC | Square flange clamp |
| PSFA-B | SFW | Square flange butt weld end |
| PSFP | SFP | Square flange plug |
| PSF-B | SFCW | Square flange butt weld coupling |
| PDSF-B | DSFW | Square flange butt weld connection |
| PCF-B | CFCW | Cetop square flange |
| PPCF | CFP | Cetop square flange plug |
| PDCF-B | DCFW | Cetop square flange connection |
| PLCF-B | CFW9 | Cetop square 90° flange butt weld |
| PTCF-B | TCFW | Cetop square flange 180° T-connection |