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Flange Gasket

Part number (MPN)
3005813
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Type your appliance model: we compare it with the 13 appliances in our sources.

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OEM Replacement Part & Compatibility Table

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Source
retailer parts list
checked 2026-11-06
Fitting notes

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

Compatible appliances

Always check the model and serial number on the data plate before ordering.

Frequently asked questions

Which appliances does 3005813 fit?

The sources we checked list 3005813 (Flange Gasket, Riello) for: Riello 40 F2 464M, Riello 40 G20 474T50 3747450, Riello G20D 484T1 3748414, Riello G20I 484T1 3748409, Riello Gulliver BLU Bg7D 391T1 373915, Riello Gulliver Rg3 393T1 3739350, Riello Gulliver Rg3D 394T1 3739450, Riello Gulliver Rg4D 397T1 3739750, Riello Gulliver Rg4S 396T1 3739650, Riello Gulliver Rg5S 399T1 3739950, Riello Mectron 20M Gb 166T12, N20 1/230/50 OIL, RG5DF 1/220-230/50-60 OIL. Always check the model and serial number on the data plate before ordering.

Does 3005813 have equivalent or superseded part numbers?

The sources we checked list no equivalents for 3005813. Ask a Riello stockist to confirm.

What should I check before fitting 3005813?

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

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Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.