F-25 Delta Single Lever Faucet Retaining Nut

English Name: Delta Single Lever Faucet Retaining Nut
Material: Plastic
Color: White

Product Description: A part of the Delta single lever handle faucet repair kit, typically used as a retaining nut or bonnet nut to secure the internal components (such as the bonnet, cam, and ball valve) within the faucet body.

Product Features:
Compatibility: An important component of the Faucet Repair Kit for Delta Single Lever Handle Faucets (DELTA REPAIR KIT). It is used to replace the old or worn original retaining nut, ensuring the secure installation of the faucet’s internal assembly.
Works with Cam System (Cam for crystal handle): This retaining nut is typically installed beneath the bonnet (cap), directly screwing onto the faucet body to lock the bonnet, cam, and ball valve assembly in place. It ensures the entire valve assembly operates stably when the handle (including clear or crystal handles) is operated.
Durable Plastic Material: Made from durable plastic, capable of withstanding water pressure and wear from daily operation, ensuring long-lasting and stable performance. The internal thread design is intended to engage with the threads on the faucet body, providing a tight fastening.
Tapered Design: Its tapered appearance helps to precisely press the bonnet firmly into the faucet body, while providing the correct clearance for handle movement.

Functions & Benefits:
Retention and Fastening: As a retaining nut, it tightly locks the internal valve cartridge, cam, and bonnet assembly within the faucet body, preventing them from loosening or shifting.
Ensures Sealing: A properly installed and tightened retaining nut helps maintain the pressure on the faucet’s internal seals (such as O-rings and valve seats/gaskets), thereby preventing the faucet from dripping or leaking.

Repairs Loose Handle/Leaks: If this retaining nut is loose or damaged, it can lead to a wobbly handle, unstable operation, or leaks from the top of the faucet. Replacing it can resolve these issues.
Extends Faucet Lifespan: By replacing this critical fastening component, the expense of replacing the entire faucet can be avoided, effectively extending the overall service life of the existing fixture.

Application Areas:
Home Faucet Repair: Suitable for repair and part replacement of Delta brand single-handle faucets used in bathtubs, showers, kitchens, or lavatories within a residential setting.
Plumbing Professional Use: A standard replacement part for plumbers and maintenance professionals.