The spec for haze gray is 26270. ModelMaster Neutral Gray is 36270, the difference being satin vs flat.
MM Gunship Gray is good for deck gray. MM Engine Gray is good for new unweathered flight deck no-skid. It soon weathers to gunship.
A great hull red is found in the model railroad side of the hobby shop. Look for PollyScale Railroad Red Zinc Chromate. Otherwise look for mineral red/boxcar red. Another good one is Krylon red primer.
White Ensign's Colourcoat line of paints have all these colors (or is it colours) accurately mixed to the appropriate specifications