Freightliner A/C Hose H01, J-Block to Compressor | A22-77974-000
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Description
The Freightliner A22-77974-000 A/C Hose (H01) is an OEM-grade synthetic rubber hose assembly designed to connect the junction block to the H01 compressor in the air conditioning system. Crafted to factory specifications, it features steel adapter fittings sized ¾″ and ⅝″, ensuring a tight seal and leak-free operation under pressures up to 500 psi, with a burst capacity of 1000 psi. With a precise length of 564 mm, the hose accommodates the vehicle’s geometry for an exact fit and reliable refrigerant flow. Built for durability and consistent climate control performance, this hose supports long-term HVAC system integrity in Freightliner vehicles.
Features
- End 1 Fitting Type: Adapter
- End 2 Fitting Type: Adapter
- Hose Material: Synthetic Rubber
- Fitting Material: Steel
- Tube Material: Steel
- Hose Inner Diameter: 0.44 in
- Hose Length: 564 mm
- Hose Outer Diameter: 0.70 in
- Tube Outer Diameter: 0.75 in
- Tube Wall Thickness: 0.05 in
- Tube Inner Diameter: 0.65 in
- End 1 Fitting Thread Size: 3/4 in
- End 2 Fitting Thread Size: 3/4 in
- End 2 Fitting Size: 0.63 in
- End 1 Fitting Size: 0.75 in
- Operating Pressure: 500 psi
- Burst Pressure: 1000 psi
WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
| Shipping Weight (lb) | 10.00 |
|---|---|
| Manufacturer | Freightliner |
| Shipping Length (in) | 36.00 |
| Shipping Width (in) | 6.00 |
| Shipping Height (in) | 6.00 |
| Returnable | Yes |
| Core Exchange | No |











