Description
Quality replacement straight silicone coolant hose from Flex Technologies. This 4-1/4 in ID, 36 in black hose uses 5-ply silicone with polyester reinforcement, rated -65 to 350 °F and meeting SAE J20 R1 for heavy-duty cooling systems.
Specifications
| Manufacturer | Flex Technologies |
|---|---|
| Part Type | Straight Silicone Coolant Hose |
| Inside Diameter | 4.25 in |
| Overall Length | 36 in |
| Material | 5-ply silicone, polyester reinforced |
| Wall Thickness | 0.2 in |
| Burst Pressure | 62 PSI |
| Temperature Range | -65 °F to +350 °F |
| Standard | SAE J20 R1 / Mil-Spec A-A-52426 |
| Color | Black |
Applications
This silicone hose is used for:
- Heavy-duty cooling system connections requiring 4-1/4 in ID hose
- Charge air and coolant routing in commercial trucks and equipment
Verify your make, model, engine, and configuration before ordering to confirm fitment.
