Item # | 
                        
                            O.D. Tube Size | 
                        
                            Nuts Material | 
                        
                            A - Length | 
                        
                            HEX - Hex Flat | 
                                                        
|---|---|---|---|---|
| IMP2N | N/A 1/8 in | N/A Molded Ethylene Tetrafluoroethylene (ETFE) | N/A 0.52 in13.21 mm | N/A 0.52 in | 
| IMP4N | N/A 1/4 in | N/A Molded Ethylene Tetrafluoroethylene (ETFE) | N/A 0.56 in14.22 mm | N/A 0.62 in | 
| IMP6N | N/A 3/8 in | N/A Molded Ethylene Tetrafluoroethylene (ETFE) | N/A 0.72 in18.29 mm | N/A 0.87 in | 
| IMP8N | N/A 1/2 in | N/A Molded Ethylene Tetrafluoroethylene (ETFE) | N/A 0.78 in19.81 mm | N/A 1.18 in | 
| IMP12N | N/A 3/4 in | N/A Molded Ethylene Tetrafluoroethylene (ETFE) | N/A 0.92 in23.37 mm | N/A 1.37 in | 
| IMP16N | N/A 1 in | N/A Molded Ethylene Tetrafluoroethylene (ETFE) | N/A 0.94 in23.88 mm | N/A 1.62 in |