| Feature | Specification Details |
| Product Name | Minimum Pressure Valve (MPV) / Check Valve |
| Part Number (P/N) | 23134422 |
| Manufacturer | Ingersoll Rand (Genuine OEM) |
| Opening Pressure | Set at approx. 60 PSI (4.1 Bar) |
| Connection Size | 3/4" BSPT (British Standard Pipe Tapered) |
| Superseded By | 4764588001 or 23410806 (Newer IR versions) |
| Compatible Models | UP6 5-15C, R4-11kW Series, and Small R-Series |
| Maintenance Cycle | Every 8,000 Hours or 1 Year |