Dewalt Dcs520 Track vs Dw7491 Guard: specs compared
Updated 05 September 2026.
38 mm
Dw7491 Guard wins on mating diameter
On mating diameter, Dw7491 Guard leads: 38 mm versus 35 mm.
| Spec | Dewalt Dcs520 Track | Dw7491 Guard |
|---|---|---|
| Port type | male spigot (hose goes over it) | male spigot (hose goes over it) |
| Outer diameter (OD) | 1-3/8 in, 35 mm | 1-1/2 in, 38 mm |
| Manufacturer designation | 35 mm OD (EU convention) | 1-1/2 in OD guard port |
| Mating diameter (mm) | 35 | 38 |
Questions and answers
Which has the higher mating diameter, Dewalt Dcs520 Track or Dw7491 Guard?
On mating diameter, Dw7491 Guard leads: 38 mm versus 35 mm.
How do Dewalt Dcs520 Track and Dw7491 Guard compare?
On mating diameter, Dw7491 Guard leads: 38 mm versus 35 mm.