Made in USA.

RPB Parts Number NV2023 or 04-814

O-Rings for use with RPB Breathing Tube NV2021B.

 Select NV2023 for the C40 end of the breathing tube.

Select 04-814 for the helmet end of the breathing tube.

About RPB

1. Made in Michigan from local and globally sourced components
2. Find RPB parts here or instruction manuals here
3. Questions? Call (833) 408-0500

About RPB®

PPE made in America

See all RPB Respiratory Protection and Safety Essentials

In their words - Protecting you for life's best moments® by creating the world's best industrial respirators that advance your safety & increase your productivity. Established in the 1970's, RPB's Special Operations Unit has been developing disruptive innovation for 40 years. An R&D group comprised of PPE innovators, users & advocates, we specialize in air supplied respirators, air line filters, monitoring equipment, & safety essentials.