Just in case if you need replacement for Rexroth A4VG, it seems to me these guys are brothers:
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| Rexroth A4VG | Parker C-series | Dana Brevini S6CV |
| Available Displacements: | ||
|---|---|---|
| 28cc, 40cc, 56cc, 71cc, 90cc, 125cc | 55cc, 81cc, 136cc | 75cc, 128cc |
| Nominal pressure: | ||
| 400 bar (5800 psi) | 420 bar (6090 psi) | 400 bar (5800 psi) |
| Maximum Permissible Fluid Cleanliness: | ||
| 20/18/15 | 20/18/15 | 20/18/15 |
| Operating temperature: | ||
| −25..+110 °C | -25..90 °C | -25..90 °C |
| Viscosity range at operating temperature: | ||
| 16..36 cSt | 15..40 cSt | 15..40 cSt |
| Available control systems: | ||
| “HD” Proportional control, hydraulic | “C” Hydraulic proportional control with internal feedback | “HIR” Hydraulic proportional with feed-back |
| “EP” Proportional control, electric | “F” Electric proportional with internal feedback | “HER” Electric proportional with feed-back |
| “ET” Electric control, direct operated, two pressure reducing valves | “G” Electric proportional without internal feedback | “HEN” Electric proportional without feed-back |
| “EZ” Two-point control, electric | “E” Electric non proportional | “HE2” Electric on-off |
| “DG” Hydraulic control, direct operated | “D” Hydraulic proportional control without internal feedback | “HIN” Hydraulic proportional without feed-back |
| – – – | “A” Manual lever | “HLR” Manual lever with feed-back |