| Partnumber | Description | Diameter pipe | Pressure max. | |
|---|---|---|---|---|
| HS120M-06D | Back-up ring AISI3 | 6 mm | 630 bar | |
| HS120M-10D | Back-up ring 10mm AISI316 | 10 mm | 630 bar | |
| HS120M-12D | Back-up ring 12mm AISI316 | 12 mm | 630 bar | |
| HS120M-15D | Back-up ring 15mm AISI316 | 15 mm | 315 bar | |
| HS120M-16D | Back-up ring 16 mm AISI316 | 16 mm | 400 bar | |
| HS120M-20D | Back-up ring 20mm AISI3 | 20 mm | 400 bar | |
| HS120M-25D | Back-up ring 25mm AISI3 | 25 mm | 400 bar | |
| HS120M-30D | Back-up ring 30mm AISI3 | 30 mm | 400 bar | |
| HS120M-38D | Back-up ring 38mm AISI3 | 38 mm | 315 bar |