Go for it Steve, you certainly won't regret using MRP.
Yes MRP do have some US equivalents for RAF Camo
Dark Green FS34096 is MRP370 (or you could use FS34079 MRP101)
Ocean Grey FS36173 is MRP365 (or you could use FS36176 MRP093)
Medium Sea Grey FS36270 is MRP039 (or you could use FS36440 MRP098)
This was via a cross reference between the MRP website, their designations and Urbans Reference charts.
Yes MRP do have some US equivalents for RAF Camo
Dark Green FS34096 is MRP370 (or you could use FS34079 MRP101)
Ocean Grey FS36173 is MRP365 (or you could use FS36176 MRP093)
Medium Sea Grey FS36270 is MRP039 (or you could use FS36440 MRP098)
This was via a cross reference between the MRP website, their designations and Urbans Reference charts.