Description
Product Overview
The LASCO brass faucet seat washer is engineered for precision and durability in plumbing applications. Crafted from high-quality brass, this flat washer features a 0.44-inch outside diameter and a glossy gold exterior finish, ensuring corrosion resistance and longevity. With dimensions of 7/16″ x 24″ x 13/32″ and a weight of 0.16 ounces, it is designed to fit standard faucet seats, providing a tight seal to prevent water leaks. The product includes two pieces per package, model number SB-50NL, and is backed by a one-year parts warranty from Larsen Supply when installed according to manufacturer specifications.

Usage
This faucet seat washer is ideal for residential and light commercial plumbing repairs, particularly in kitchen and bathroom faucets where leaks occur due to worn seals. It suits DIY homeowners, handymen, and professional plumbers who need a reliable replacement part for maintenance tasks. The washer can be used in various environments, including homes, offices, and rental properties, to restore faucet functionality and conserve water by eliminating drips.
Why Choose Us
LASCO faucet seat washers stand out for their superior brass material, which offers excellent durability and resistance to wear and corrosion compared to plastic or lower-grade metal alternatives. The precise manufacturing ensures a consistent fit and performance, reducing the risk of future leaks. With a 5.0-star customer rating and a one-year warranty, this product provides peace of mind and long-term value for your plumbing needs.
Key Features
- Made from durable brass for long-lasting performance and corrosion resistance
- Glossy gold finish enhances appearance and protects against tarnishing
- Flat washer design ensures a secure seal to prevent water leaks in faucets
- Easy to install with standard tools, saving time on plumbing repairs
- Includes two pieces per package for multiple repair applications or backups
FAQ
What is the material of this faucet seat washer?
The washer is made from brass, which provides durability and resistance to corrosion, making it suitable for long-term use in plumbing systems.
How do I install the LASCO faucet seat washer?
Turn off the water supply, disassemble the faucet, remove the old washer, and replace it with this one, ensuring it sits flat against the seat before reassembling.
Is this product covered by a warranty?
Yes, it includes a one-year parts warranty from Larsen Supply when installed according to the manufacturer’s specifications.
What size faucets does this washer fit?
It is designed for standard faucet seats with a 7/16″ x 24″ x 13/32″ size, but always check your faucet specifications for compatibility.
Can I use this washer for outdoor plumbing?
While it is durable, it is primarily intended for indoor use; for outdoor applications, ensure it is protected from extreme elements to maintain performance.




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