The product is a Sigma semi-trash water pump specifically designed for straight keyed shafts with a 2" inlet port size in NPT. This pump does not require any assembly and comes as a single unit. It is a reliable and efficient option for outdoor power equipment needs, particularly in generator parts applications. With the trusted Sigma brand and the specific design for straight keyed shafts, this water pump offers a convenient and effective solution for various outdoor power equipment requirements.