PortMatch
PORT / HOSE

DeWalt DWE7491RS blade-guard port dust port size

The measured dimensions of the DeWalt DWE7491RS blade-guard port and the hose sizes it mates with.

OD38 mm1-1/2 in, 38 mm

Rings drawn to scale from the measured diameters in the table below.

Measured port dimensions

Port typemale spigot (hose goes over it)
Outer diameter (OD)1-1/2 in, 38 mm
Manufacturer designation1-1/2 in OD guard port

Shop notes

Found on: DeWalt DWE7491RS jobsite table saw upper blade-guard collection.

The DWE7491RS carries two ports: a 2-1/2 in port at the lower rear and a smaller 1-1/2 in port off the top of the blade guard. The 1-1/2 in guard port takes a small hose, while the rear port runs the main collection.