Description
Product Overview
The Brass 1/4″ Compression Valve Cap Fitting pack delivers fifteen high‑quality components designed for reliable, leak‑free connections in a wide range of plumbing applications. Each cap is forged from solid brass, offering excellent corrosion resistance and long‑term durability even in harsh water environments. The included rubber gasket washers are precision‑cut to match the cap dimensions, ensuring a tight seal that prevents drips and water loss. With a compact size of 1/4 inch, these caps are compatible with standard compression fittings found in residential sinks, commercial fixtures, and industrial equipment. The product dimensions of 3.55 x 3.08 x 1.26 inches and a lightweight design of just over four ounces per piece make storage and handling effortless. Manufactured by Partner Machinery, the caps meet rigorous quality standards and are backed by a reputation for dependable performance.
![[Product front view showing all components]](https://www.explorefinds.store/wp-content/uploads/2026/08/c63116bf35a44b1fb74bfa055ae7f317.jpg)
Usage
These brass compression caps are ideal for a variety of scenarios where a secure, non‑leaking termination is required. Install them on sink shut‑off valves to quickly replace worn or damaged caps, restoring full functionality without the need for specialized tools. They are equally effective for repairing faucet connections, sealing dishwasher inlet lines, and maintaining washing machine water supplies. Because the caps are designed for 1/4″ compression threads—not NPT—they fit seamlessly into existing plumbing systems that use standard compression fittings. Whether you are a professional plumber handling a commercial retrofit or a DIY homeowner tackling a bathroom upgrade, the caps provide a straightforward solution that reduces downtime and minimizes the risk of future leaks. Their versatility also extends to specialty applications such as Add‑A‑Tee valves, under‑sink water heaters, and other equipment that relies on precise compression sealing.
Why Choose Us
Choosing this pack means selecting a product that combines material excellence, engineering precision, and user‑focused design. The brass construction offers superior strength compared to cheaper alloy alternatives, ensuring the caps will not deform under pressure. The rubber gasket washers are selected for their elasticity and resistance to compression set, guaranteeing a lasting seal even after repeated assembly and disassembly. Partner Machinery’s commitment to quality control means each cap undergoes strict dimensional testing to meet industry tolerances, reducing the chance of installation errors. Additionally, the packaging of fifteen caps provides cost efficiency for projects that require multiple replacements, eliminating the need for separate orders. Our customer support team is available to answer technical questions, provide installation guidance, and assist with any warranty concerns, reinforcing our dedication to after‑sales service and customer satisfaction.
Key Features
- Durable brass construction resists corrosion and wear for long‑term reliability
- Precision‑cut rubber gasket washers create a leak‑free seal on first install
- Standard 1/4″ compression thread fits most residential and commercial plumbing lines
- Pack of 15 caps provides value for large projects and repeat maintenance
- Responsive customer support ensures help with installation and warranty issues
FAQ
What size threads do these caps use?
The caps are designed for 1/4″ compression threads, which are common in sink shut‑off valves and many other plumbing fixtures. They are not compatible with 1/4″ NPT threads.
Can I use these caps for outdoor plumbing?
Yes, the brass material offers excellent resistance to weathering and corrosion, making the caps suitable for both indoor and outdoor applications where a reliable seal is required.
Do the caps include any tools for installation?
No additional tools are included, but the caps are designed for hand‑tightening with a standard wrench or pliers. The rubber gasket ensures a tight seal without the need for specialized equipment.
How many caps are in the package?
The package contains fifteen (15) individual brass compression valve cap fittings, each paired with its own rubber gasket washer.
What is the warranty on these caps?
Partner Machinery offers a one‑year limited warranty covering manufacturing defects. Contact our support team for claim assistance and further details.




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