Pars Pangan Trunnion mounted ball valves with : Anti-static device, Anti-blow out proof stem, Double block and bleed, Venting and drain fittings and trunnion bearings to assure low operating torque throughout entire valve life.
| No | Part | Standard | Stainless steel | Sour service | Low Temprature Service |
| 1 | BODY | ASTAM A105 | ASTEM A182-F316 | ASTAM A105 | ASTEM A350-LF2 |
| 2 | CLOSURE | ASTAM A105 | ASTEM A182-F316 | ASTAM A105 | ASTEM A350-LF2 |
| 3 | BALL | ASTAM A105-ENP | ASTEM A182-F316 | ASTAM A105-ENP | ASTEM A350-LF2/ENP |
| 4 | SEAT RING | ASTAM A105-ENP | ASTEM A182-F316 | ASTAM A105-ENP | ASTEM A350-LF2/ENP |
| 5 | SEAT INSERT | 25%GLASS-FILLED PTFE | 25%GLASS-FILLED PTFE | 25%GLASS-FILLED PTFE | 25%GLASS-FILLED PTFE |
| 6 | STEM | ASTAM A105-ENP | ASTEM A182-F316 | ASTAM A105-ENP | ASTEM A350-LF2/ENP |
| 7 | TOP FLANGE | ASTAM A105 | ASTEM A182-F316 | ASTAM A105 | ASTEM A350-LF2 |
| 8 | TRUNNION SUPPORT | ASTEM A216-WCB/ENP | ASTEM A351-CF8M | ASTEM A216-WCB/ENP | ASTEM A352-LCB/ENP |
| 9 | SEAT SPRING | Inconel X-750 | Inconel X-750 | Inconel X-750 | Inconel X-750 |
| 10 | SEAT ORING | VITON | VITON | VITON | VITON |
| 11 | STEM ORING | VITON | VITON | VITON | VITON |
| 12 | GLAND ORING | VITON | VITON | VITON | VITON |
| 13 | GLAND GASKET | Graphite | Graphite | Graphite | Graphite |
| 14 | FIRE SAFE GASKET | Graphite | Graphite | Graphite | Graphite |
| 15 | THRUST WASHER | 316+PTFE+MOS2 | 316+PTFE+MOS2 | 316+PTFE+MOS2 | 316+PTFE+MOS2 |
| 16 | SHIM | ASTEM A182-F316 | ASTEM A182-F316 | ASTEM A182-F316 | ASTEM A182-F316 |
| 17 | DRAIN | S.S. | S.S. | S.S. | S.S. |
| 18 | INJECTION | ASSEMBLY | ASSEMBLY | ASSEMBLY | ASSEMBLY |
| 19 | GLAND PIN | Carbon steel | S.S. | Carbon steel | Carbon steel |
| 20 | PLUNGER | ASTEM A182-F316 | ASTEM A182-F316 | ASTEM A182-F316 | ASTEM A182-F316 |
| 21 | STUD | ASTEM A193-B7 | ASTEM A193-B8 | ASTEM A193-B7M | ASTEM A320-L7M |
| 22 | NUT | ASTEM A194-2H | ASTEM A194-8 | ASTEM A194-2HM | ASTEM A194-7M |
| 23 | TOP FLANGE GASKET | Graphite | Graphite | Graphite | Graphite |
| 24 | SPACER | PTFE | PTFE | PTFE | PTFE |
| 25 | KEY | Carbon steel | S.S. | Carbon steel | ASTEM A182-F304 |
Trunnion Mounted Ball Valve 
