NBR Equipment STN-4B 3-1/2 Inch Drain Sink Strainer Brass for Mop Sinks

The NBR Equipment STN-4B Sink Strainer is a commercial-grade drain basket designed specifically for mop sinks, incorporating a durable 3-1/2-inch brass drain fitting. Crafted from highly corrosion-resistant materials, this flat style strainer ensures reliable filtration and efficient sediment capture in demanding foodservice environments. Its precise 3.5-inch width and depth facilitate secure fitting in standard mop sinks, optimizing workflow by preventing debris from entering the plumbing system during routine cleaning or waste disposal. Engineered for robustness and longevity, the STN-4B model effectively addresses clog prevention while supporting hygienic sanitation practices in institutional or industrial kitchen operations.

Top NBR Equipment STN-4B Features

The NBR Equipment STN-4B sink strainer offers exceptional performance in commercial foodservice settings, combining corrosion-resistant brass construction with an easy-to-clean design. Its flat strainer style with a 3-1/2-inch drain fitting provides a seamless fit for mop sinks, reducing maintenance time and ensuring consistent debris filtration. Designed for durability, it withstands high-volume washdown cycles while facilitating effortless disassembly for cleaning or replacement. Ideal for facilities requiring reliable waste capture in high-traffic areas, this strainer enhances workflow efficiency and sanitation compliance.

• Durable brass drain: Ensures long-lasting corrosion resistance under heavy use
• Precisely sized 3-1/2-inch connection: Guarantees universal fit in standard mop sinks
• Flat strainer design: Simplifies cleaning and debris removal process
• Heavy-duty construction: Suitable for high-traffic commercial kitchen environments
• Easy disassembly: Facilitates quick maintenance and minimal downtime

Ideal for maintenance routines in commercial mop sink applications requiring resilient filtration.

STN-4B Technical Specs

The NBR Equipment STN-4B model features a corrosion-resistant brass drain fitting, measuring 3.5 inches in both width and depth, with a flat strainer style designed for straightforward installation in standard mop sinks. It offers high durability suitable for demanding cleaning cycles and frequent disassembly. The strainer’s construction emphasizes cleanliness and longevity, supporting the continuous operation of institutional kitchens or industrial laundry areas. Its compact profile and sturdy materials ensure reliable performance, even in environments with frequent exposure to water and cleaning chemicals. This model does not require electrical power, making it straightforward to incorporate into existing plumbing fixtures. Designed for high-volume maintenance, the STN-4B ensures debris is efficiently captured, preventing clogs and preserving plumbing efficiency.

• Material: Brass with corrosion-resistant finish
• Dimensions: 3.5" W x 3.5" D
• Connection size: 3-1/2 inch brass drain fitting
• Construction: Flat strainer style for easy cleaning
• Operational environment: Water-resistant, suited for mop sink applications

What is a commercial sink strainer

A commercial sink strainer is a device designed to trap debris and prevent clogs in industrial or institutional kitchen drains. The STN-4B model by NBR Equipment is a flat style strainer with a 3-1/2-inch brass drain fitting, primarily used in mop sink installations. Installed directly into the sink drain opening, it ensures efficient sediment removal and supports ongoing sanitation processes while minimizing plumbing blockages. Best suited for high-use environments such as restaurants, cafeterias, or industrial facilities, this strainer enhances operational reliability by maintaining clear drainage pathways and reducing maintenance intervals.

Top commercial sink strainers for mop sink applications in institutional kitchens

High-quality construction, precise fit, and reliable debris capture define top commercial sink strainers designed for mop sink use in institutional foodservice. NBR Equipment STN-4B with its corrosion-resistant brass drain fitting and easy maintenance makes it ideal for moderate workload settings such as restaurants, cafeterias, or industrial kitchens, ensuring hygiene and efficient workflow in demanding environments.

• Operation type — moderate-volume institutional kitchens
• Kitchen space — compact industrial or commercial facilities
• Foodservice category — restaurant cleaning stations
• Workload qualifier — routine debris filtration in busy environments
• Use case — prevents drain clogs during daily cleaning cycles

Why Choose NBR Equipment STN-4B?

Designed with robust brass construction and a straightforward flat strainer design, the NBR Equipment STN-4B model offers superior durability and ease of maintenance compared to standard plastic strainers. Its corrosion resistance and precise 3-1/2-inch connection improve operational efficiency in commercial kitchens, while its reliable debris filtration minimizes plumbing issues. This model’s simple disassembly for cleaning reduces downtime and supports sanitation standards, making it a dependable choice for high-traffic mop sink applications.

• Precise brass construction: Offers extended longevity under frequent use
• Compact flat design: Simplifies cleaning and debris removal
• Corrosion-resistant finish: Ensures reliable performance in moist environments
• Universal 3-1/2-inch drain fitting: Fits standard commercial mop sinks
• Durable, low-maintenance build: Reduces operational downtime