N/S Corporation is an essential local business in Inglewood, CA. N/S manufactures vehicle wash systems and replacement parts for public mass transit and other critical infrastructure agencies.

Minimize your environmental footprint and maintenance costs simultaneously with the 5M Series 5000 bus wash machine. It’s the flagship of the NS Transit Wash Line and was inspired by our NYCTA design for high volume, heavy-duty use. Choose from our four uniquely engineered complete bus wash systems to match your fleet’s individual needs: the 5220, the 5400, the 5420, or the 5440. Get your fleet shiny and clean with a transit NS bus wash system that’s always reliable and always innovative.

5220 Model

Most Reliable Transit Wash System

System 5M-220 (Series 5000)

5400 Model

Premium Chemical Applicators for Washing

System 5M-400 (Series 5000)

5420 Model

Keeping Your Buses Clean

System 5M-420 (Series 5000)

5440 Model

Most Versatile Bus Washing System

System 5M-440 (Series 5000)

Features of the 5M Series

Designed for maximum versatility, the 5M Series is the epitome of design and functionality. Each of these models includes rugged ladderized frame construction for extended life and system durability, improved chemical applicators, oscillating overhead scrubbers for roofs, and wrap-around brushes for better front and back coverage. These superb features are what make the bus wash 5M Series stand out amongst other complete bus wash systems.

With wrap-around brushes to thoroughly clean the front, sides, and rear of each vehicle with flexible bush couplings and gravity-assisted arm operation, the 5M Series 5000 bus wash machine offers enhanced cleaning capabilities for fleets of any size.

Choose NS Wash for Quality Equipment

NS Wash is known for efficient and reliable vehicle wash systems, leading the way in high-quality vehicle wash equipment that focuses on customer satisfaction and maximum cost savings. Choose the 5M series to have the cleanest vehicles on the road.

Partner with the Experts – Washing the world one vehicle at a time


  • Minimize your environmental footprint.
  • Minimize your maintenance costs.
  • Rely on the industry leader in transit and fleet wash systems.