RPB 100' Breathing Air Supply Hose – 3/8" ID, 1/4" Quick Release Fittings

Part Number: 407027
Weight: 13.65 lbs

The RPB® 100' Breathing Air Supply Hose is a long-range, NIOSH-approved air delivery hose engineered for industrial environments where operators require extended mobility and continuous Grade-D breathable air. With a full 100-foot length, 3/8" internal diameter, and 1/4" quick release fittings, this hose is ideal for large-scale blasting, coating, and high-reach operations across expansive worksites.

Built for durability, flexibility, and consistent airflow over long distances, the 407027 hose is a trusted choice for professional abrasive blasting and industrial respirator systems.

Key Features & Benefits

NIOSH-Approved for Supplied-Air Respirators

• Fully compliant for use with RPB® air-fed respirator systems

• Ensures safe, breathable Grade-D air delivery

• Reliable performance in demanding industrial environments

Long-Distance 100' Reach

• Ideal for large job areas, vessels, shipyards, and refinery sites

• Allows operators to move freely across extended work zones

• Reduces the need for frequent repositioning of air sources

3/8" Inside Diameter

• Provides high air volume with minimal pressure drop

• Maintains steady airflow even at full 100-foot length

• Supports continuous use with Nova 3®, Nova 2000®, and Astro® respirators

1/4" Quick Release Fittings Installed

• Includes durable male and female quick release couplers

• Enables fast, secure, contamination-resistant connections

• Compatible with all RPB® approved breathing air systems

Industrial-Grade Durability

• Reinforced hose wall resists abrasion, crushing, and heavy use

• Flexible across wide temperature ranges

• Designed for rugged jobsite performance

OEM Cross-Reference

Ideal Applications

• Abrasive blasting

• Large-area industrial painting & coating

• Petrochemical and refinery maintenance

• Shipyards, tank interiors, and industrial vessels

• Any operation requiring long-distance Grade-D breathing air supply