PORT / HOSE
1-1/4 in shop-vac hose diameter
The real bore and cuff diameter of the 1-1/4 in shop-vac hose and what it connects to.
ID32 mm1-1/4 in, 32 mm
Rings drawn to scale from the measured diameters in the table below.
Measured hose dimensions
| Fitting type | female cuff (goes over a port or into a socket) |
|---|---|
| Inner diameter / bore (ID) | 1-1/4 in, 32 mm |
| Cuff outer diameter (OD) | approx 1-1/2 cuff in |
| Nominal size | 1-1/4 in (approx 32 mm) |
Shop notes
Used on: Compact wet/dry vacuums, the smallest common shop-vac hose.
The 1-1/4 in hose is nominal to its inner bore, about 32 mm. It is close to the 35 mm EU tool-port size, so a 32-to-35 mm step is the single most-sold shop-vac reducer.
Connect this hose
- Connect to DeWalt DWS779 / DWS780 miter saw portneeds a reducer
- Connect to DeWalt random-orbit sander stepped portneeds a reducer
- Connect to 35 mm EU power-tool port (DeWalt / Bosch / Makita)needs a reducer
- Connect to 2-1/2 in shop-vac hoseneeds a reducer
- Connect to DeWalt miter saw dust elbow (1-1/2 in outer)needs a reducer
- Connect to DeWalt DW735 planer portnot compatible