Aluminum 4 1/2" NH Self Leveling Floating Strainer Female Threads_NPT you need 2 1/2 inch

you need 2 1/2 inch NH / NST plugs

We used a Honda self-priming water pump with a two inch inlet and a two outlet that produces 135 gallons per minute (GPM)

and is popular with chemical or salt water applications

Fish & Wildlife Service (USF&WS)

Constructed with firefighters in mind

Aluminum 4 1/2" NH Self Leveling Floating Strainer Female Threads_NPT you need 2 1/2 inchLightweight aluminum self leveling floating strainer designed for efficient maximum pump flows. Includes handle for ease of carrying with a compact design for storage. Integrated vortex shield protects against whirlpooling. The strainer has a full time swivel to allow for any hose twisting during operation. It is NOT recommended to us an adapter where the suction hose meets the strainer as the additional weight can upset the balance of the unit.