Description
The Prevost 50′ x 1/4″ ID FLEXAIR Polymer Hose (RSTRISB3850) is designed to deliver reliable and efficient air supply for a variety of pneumatic applications. Featuring a 50-foot length and a 3/8-inch inner diameter, it ensures high airflow to meet the demands of tools requiring consistent air volume. Made from a hybrid polymer, this hose combines the flexibility of rubber with the durability of PVC, resulting in a lightweight, easy-to-handle solution that resists kinking and tangling. Integrated with Prevost’s prevoS1 quick safety coupling and a compatible plug, it provides safe, one-handed connections and disconnections while minimizing the risk of hose whip. With a rubber protector for surface protection and a silicon-free, REACH-compliant design, this hose is ideal for both professional and home workshop setups.
KEY FEATURES AND BENEFITS:
- Optimal Airflow: 3/8-inch inner diameter ensures a HIGH_FLOW profile for better tool performance.
- Enhanced Flexibility: Hybrid polymer construction prevents kinks and tangles, even in challenging conditions.
- User Safety Couplings: Integrated prevoS1 quick safety coupling with automatic downstream air bleed-off.
- Lightweight Design: Easier handling and reduced user fatigue compared to traditional rubber hoses.
- Surface Protection: Rubber protector on the coupling prevents scratches and scuffs on surfaces.
- Wide Temperature Range: Reliable performance from +5°F to +140°F (-15°C to 60°C).
SPECIFICATIONS:
- Ø int. (in): 3/8″
- Length: 50 FT
- Working Pressure: 29 to 174 psi
- Max. Output Pressure: 174 psi
- Max Pressure: 300 psi
- Temperature Rating: +5°F to +140°F (-15°C to 60°C)
- Material: Hybrid Polymer
- Profile: INDUSTRIAL
- Included in Product: FLEXAIR hose, prevoS1 quick safety coupling (industrial profile), and a compatible plug.
HOW TO USE:
- Connect to Air Compressor: Turn off and depressurize the compressor. Attach the hose or prevoS1 plug to the compressor outlet and tighten securely.
- Attach Air Tool: With the compressor still off, push the prevoS1 coupling onto the tool’s plug until it clicks.
- Activate Air Supply: Turn on the compressor and allow it to reach the desired pressure level.
- Operate Tool: Use the pneumatic tool as needed.
- Disconnect Tool: Turn off the compressor. Press the red release button on the coupling to bleed pressure and detach the tool safely.
BENEFITS OF USING PREVOST 50′ X 1/4″ ID FLEXAIR POLYMER HOSE (RSTRISB3850):
- Delivers consistent airflow for improved tool efficiency.
- Increases safety by reducing the risk of hose whip with the prevoS1 coupling.
- Lightweight and flexible design enhances maneuverability and ease of storage.
- Durable hybrid polymer ensures long-lasting resistance to wear, kinks, and abrasions.
- Protects surfaces with a rubber coupling guard.
- Reduces operator fatigue for extended use.
FEATURES:
- Hybrid polymer blend for superior flexibility and durability.
- Kink-resistant design for uninterrupted airflow.
- PrevoS1 safety coupling for secure, one-handed connections.
- Impact-resistant, non-marring composite coupler body.
- Built-in pressure bleed-off mechanism for safe disconnection.
- 3/8″ male NPT threads on both ends (removable couplings) for customization.
- REACH-compliant and silicon-free for sensitive environments.
- Industrial profile compatibility with standard pneumatic setups.
- Rubber guard to protect surfaces and equipment.






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