Toto O-RING FOR RESIDENTIAL FA...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$2.97

Toto O-RING FOR RESIDENTIAL FAUCET 9BU4020

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Model: 9BU4020
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$2.97
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LLOYD O-RING

Manufacturer Resources

Product Specs

Product Group:
Washroom/Bath Accessories
Product Subgroup:
Parts and Accessories
Product Type:
lloyd
Parts and Accessories Type:
O-Ring
Department:
Plumbing
Application:
Faucet

TOTO 9BU4020 – Frequently Asked Questions

1) What part number do I order for the TOTO Lloyd faucet o-ring?
The o-ring for TOTO's Lloyd residential faucet is TOTO part 9BU4020. It is sold as a single o-ring, not a full cartridge or stem kit, so order it when the only thing you need is the seal.
2) Is TOTO 9BU4020 the right o-ring for a Lloyd faucet or for a toilet fill valve?
It's a faucet part. The 9BU4020 is the Lloyd o-ring, used on TOTO residential faucet applications, so it is not the seal to reach for on a tank or flush valve repair.
3) My TOTO faucet is weeping around the spout base. Will replacing the o-ring fix it?
If the faucet is a TOTO Lloyd, the 9BU4020 o-ring is the replacement seal for that faucet. A weep around a seal face is what an o-ring swap addresses; if water is dripping from the outlet instead of seeping at a joint, the problem is on the valve or cartridge side and the o-ring alone will not stop it.
4) Can I use the TOTO 9BU4020 o-ring on a different TOTO faucet series?
The 9BU4020 is specified as the Lloyd o-ring. O-ring diameters and cross sections differ between faucet series, so match the part to a Lloyd faucet rather than substituting it into another TOTO line.
5) Does the TOTO Lloyd o-ring come in different finishes or sizes?
No. There is one version, TOTO 9BU4020. The o-ring itself is a sealing component, so there is no finish or size choice to make when ordering.
6) I manage a building with TOTO Lloyd faucets. Is this the part to keep on the truck for seal leaks?
Yes, for Lloyd faucets. Keeping TOTO 9BU4020 o-rings in the MRO stock means a seep at a Lloyd faucet is a seal swap rather than a faucet change-out. It covers only the o-ring, so stock cartridges or aerators separately if those fail too.
How fast can I get the TOTO 9BU4020 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the TOTO 9BU4020 come with a warranty?
Absolutely. The TOTO 9BU4020 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the TOTO 9BU4020?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the TOTO 9BU4020 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.