Tornado Brass Plug Fitting 1/8″ MPT 19149

A plug closes off a port that is not being used. On a machine like this, manifolds and fittings are made with more ports than any one configuration needs, and the unused ones are plugged. Part number 19149 is the genuine OEM brass 1/8 inch MPT plug with a hex socket.

Compatible Models for the Brass Plug Fitting 1/8″ MPT

This part is shared across a wide run of machines. On the Marathon 1200 family it is fitted to:

• Tornado 98168 12 Gallon Self Contained Carpet Extractor
• Tornado 98168 20″ Marathon 1200 Carpet Extractor (12 Gallon, 115V) — all series
• Tornado 98169 20″ Marathon 1200 Carpet Extractor (12 Gallon, 230V)
• Fits many other machines — call 763-535-0770 and we will confirm fitment for your machine.

Because a plug is doing nothing visible, it is the part most likely to be left out during a repair — and a missing plug is an open port. On the solution side that is a leak the moment the pump runs; on the vacuum side it is an air path that costs suction everywhere without wetting anything. If suction or spray has dropped after a repair, count the plugs before looking for a fault.

Brass is specified because a steel plug in a wet port seizes and then shears on removal, leaving the remains in the thread — a far worse problem than the plug it started as. The trade-off is softness: tighten to firm and stop. A brass plug cranked down hard strips its own taper or rounds its hex socket.

The hex socket is worth a word. A rounded socket on a flush plug is genuinely hard to remove because nothing stands proud to grip, so clean the socket before inserting the key and use one that fits properly rather than the nearest in the set.

Use fresh sealant on the taper every time. A plug reassembled over old tape seals unevenly and weeps, and the leak gets blamed on the plug rather than on the preparation.

Support the port with a second tool if it is threaded into a plastic body, so the tightening torque goes into the joint rather than into cracking the body — the body is the expensive half.

Browse every assembly for this machine on the Tornado 98168 Marathon 1200 parts hub, and see the manufacturer’s range at tornadovac.com.

Frequently Asked Questions

What machines does the plug fitting 19149 fit?

It is fitted to the Tornado 98168 12 Gallon Self Contained carpet extractor and the 98168 20″ Marathon 1200 in all series, and it is shared across many other machines. Call 763-535-0770 with your model and serial number and we will confirm fitment before you order.

What does a plug actually do?

It closes off a port that is not being used. Manifolds and fittings are made with more ports than any configuration needs, and the spares are plugged. Because it does nothing visible, it is the part most likely to be left out during a repair — and a missing plug is a leak on the solution side or a suction loss on the vacuum side.

Why brass rather than steel?

Because a steel plug in a wet port seizes and then shears on removal, leaving the remains in the thread — far worse than the plug it started as. The trade-off is that brass is soft: tighten to firm and stop, or you will strip the taper or round the hex socket.

How do I order the Brass Plug Fitting 1/8″ MPT (part# 19149) or get help?

You can add the Brass Plug Fitting 1/8″ MPT (part# 19149) directly to your cart on this page, or call us at 763-535-0770. Our staff at 5415 West Broadway, Crystal, MN 55428 has been servicing Tornado equipment since 1956 and can help confirm the right part for your machine.

Questions? Call us at 763-535-0770 or visit us at 5415 West Broadway, Crystal, MN 55428.