Ingersoll Rand Model SS3 Single-Stage Compressor Pump? 3 HP — DPN. The item “Ingersoll Rand Model SS3 Single-Stage Compressor Pump 3 HP” is in sale since Thursday, August 11, 2016. This item is in the category “Home & Garden\Tools\Air Compressors”. The seller is “p.medina3820″ and is located in Kansas City, Missouri. This item can be shipped to United States.