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RIDGID R4512 table saw port: measured 2-1/2 in OD port. What shop-vac hose fits it and the exact reducer to join it to a 1-1/4, 2-1/2 or 4 inch hose.

Updated 05 September 2026.

PORT / HOSE

RIDGID R4512 table saw port dust port size

The measured dimensions of the RIDGID R4512 table saw port and the hose sizes it mates with.

OD64 mm2-1/2 in, 64 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)2-1/2 in, 64 mm
Manufacturer designation2-1/2 in OD port
Mating diameter (mm)64

Shop notes

Found on: RIDGID R4512 and R45171 table saws.

RIDGID's contractor and jobsite saws land on the 2-1/2 in outer-diameter class shared across the category, so a generic 2-1/2 in cuff seats without a brand-specific part.

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Questions and answers

What is the port type of the RIDGID R4512 table saw port dust port size?

male spigot (hose goes over it)

What is the outer diameter (od) of the RIDGID R4512 table saw port dust port size?

2-1/2 in, 64 mm

What is the manufacturer designation of the RIDGID R4512 table saw port dust port size?

2-1/2 in OD port

What is the mating diameter (mm) of the RIDGID R4512 table saw port dust port size?

64