Part Number: 3115182201 (alternate formats: 3115 1822 01, 3115‑1822‑01)minervaroc... Item Name: Diaphragm / Accumulator Membrane Brand: Epiroc (Formerly Atlas Copco) Application: Hydraulic rock drifter, mining & quarry drill rig spare part. Installed in hydraulic impact circuit for pressure buffering, vibration damping and pressure holding, protects internal rock‑drill components
| Item | Specification |
|---|---|
| Material | HNBR high‑performance hydrogenated nitrile rubber (oil‑resistant, anti‑aging)Made-in-Ch... |
| Color | Black |
| Operating Temperature | ‑35℃ ~ +150℃Made-in-Ch... |
| Max Working Pressure | 400 bar |
| Max Vibration Frequency | 3000 cycles/minMade-in-Ch... |
| Net Weight | Approx. 0.35 kg |
Fits Epiroc / Atlas Copco hydraulic drifters: COP1238K, COP1638HD, COP1638HD+, COP1838, COP1838HD, COP1838HD+, COP1838ME, COP1840+, COP2238HD, COP2238HD+, COP2560, COP2560+, SC25; used on Boomer series drill rigsMade-in-Ch....