| DN | 51 |
| Size | 32 |
| Inch | 2 |
| Thread + standard | Swage ferrule with pull-out protection, internal and external skive, for R15 (DN38) and R13 (DN51) |
| Connection name Indunorm | HIR |
| Application | skive ferrule |
| Type of fittings | Multi spiral series HI |
| D2 [mm] | 88,2 |
| D [mm] | 64,8 |
| L [mm] | 110,0 |