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O-RING
Manufacturer Resources
Product Specs
- Product Group:
- Washroom/Bath Accessories
- Product Subgroup:
- Parts and Accessories
- Product Type:
- o-ring
- Parts and Accessories Type:
- O-Ring
- Department:
- Plumbing
TOTO THP4643 – Frequently Asked Questions
1) My TOTO faucet is leaking where the spout meets the body. Is THP4643 the seal I need?
If the drip is at the spout joint, the spout adaptor O-ring is the part that seals it. THP4643 is TOTO's spout adaptor O-ring, so it is the right type of part for that leak. Match it to your faucet model's parts breakdown by the THP4643 number before ordering, since TOTO uses different seal sizes across spout families.
2) What is TOTO part THP4643?
THP4643 is a TOTO spout adaptor O-ring, a replacement sealing ring used at the spout joint on a TOTO faucet. It is a single-part item, ordered by the TOTO part number THP4643.
3) Does the TOTO THP4643 include the spout or any other hardware?
No. THP4643 is the O-ring only. If your repair also calls for the spout adaptor body, a cartridge, or an aerator, those are separate TOTO part numbers.
4) Can I use a generic hardware store O-ring instead of the TOTO THP4643?
A generic ring is a gamble on this repair. THP4643 is TOTO's own spout adaptor O-ring, sized to the TOTO spout joint it seals; an off-size or wrong-durometer substitute is the usual cause of a repeat leak or a spout that binds when it swivels. For a faucet still in service, use the TOTO number.
5) Is there more than one version or finish of the TOTO THP4643 spout adaptor O-ring?
No, THP4643 is sold as a single configuration. There is nothing to specify when ordering, no finish, size, or handing choice, so one part number covers it.
6) For a property with several TOTO faucets, is the THP4643 O-ring worth stocking as a maintenance spare?
It is the kind of part worth keeping on the shelf if your buildings run TOTO faucets using this spout adaptor. Spout-joint O-rings are a wear item, the repair is a few minutes, and having THP4643 on hand avoids pulling a faucet out of service while a single seal ships. Confirm the same THP4643 number appears on the parts diagram for each faucet model you maintain before standardizing on it.
How fast can I get the TOTO THP4643 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 THP4643 come with a warranty?
Absolutely. The TOTO THP4643 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 THP4643?
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 THP4643 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.