1-1/8 in I.D. Black Heater Hose | 25 Foot Roll
Regular price
$191.79
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For bulk pricing or questions regarding availability please contact us.
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Flex Technologies HHB-112-25 silicone heater hose — 1-1/8 in. inside diameter bulk roll, 25 ft long, black. Built from 5-ply silicone with polyester fabric reinforcement for heater core, defrost, and low-pressure coolant plumbing on heavy-duty diesel trucks and equipment.
Specifications
| Manufacturer | Flex Technologies |
|---|---|
| Part Number | HHB-112-25 |
| Part Type | Silicone heater hose, bulk roll |
| Inside Diameter | 1-1/8 in. |
| Length | 25 ft |
| Color | Black |
| Wall Thickness | ~0.20 in. |
| Burst Pressure | 175 PSI |
| Construction | 5-ply silicone with polyester fabric reinforcement |
| Temperature Range | -65°F to 350°F continuous |
| Standards | SAE J20 R1, RP 303B Class 1, Mil-Spec A-A-52426 |
Applications
Cut-to-length bulk hose for:
- Heater core supply and return lines on heavy-duty trucks, buses, and motorhomes
- Auxiliary cab heater, sleeper bunk heater, and defrost plumbing
- Low-pressure coolant runs on diesel engines — surge tank, recovery, bypass
Flex Technologies series: 5-ply silicone with polyester fabric reinforcement. Continuous service -65°F to 350°F. Ozone and oil-splash resistant. Meets/exceeds SAE J20 R1, RP 303B Class 1, and Mil-Spec A-A-52426 for heavy-duty vehicle hose.
Measure inside diameter, leg length, and bend angle on the existing hose before ordering to confirm fitment.