Air Intake Hose Description
The YNF17018 Air Hose (Part No. 238-9531) is an OEM-compatible air filter pipe designed for the CAT E312C excavator. This hose connects the air cleaner to the engine intake manifold, ensuring filtered air is delivered to the combustion chamber with minimal restriction and no contamination. Built from reinforced rubber, the hose resists collapse, heat, and engine vibration. With exact fitment to the original routing, it offers long-term reliability for maintenance workshops, fleet service providers, and CAT parts resellers.
238-9531 Air Hose Technical Sheet
| Parameter |
Value |
| Part Name |
Air Hose / 空滤管 |
| Part No. |
238-9531 |
| YNF No. |
YNF17018 |
| Applicable Model |
Caterpillar CAT E312C |
| Application Area |
Air Intake System / Engine Filter Connection |
| Material |
Reinforced EPDM/NBR Rubber |
| Temperature Range |
-40°C to +130°C |
| Dust Resistance |
Excellent sealing performance |
| Pressure |
Atmospheric (vacuum resistance) |
| Oil Resistance |
Limited (air system use only) |
| Brand |
YNF Machinery |
| Country of Origin |
China |
| MOQ |
1 Piece |
| Shipping |
Express / Air / Sea |
| Payment Terms |
T/T, Western Union |
Air Hose Applications
| Application Area |
Description |
| Excavator Intake Systems |
Delivers filtered air to engine combustion chamber |
| CAT E312C Maintenance |
Ideal for replacing cracked or leaking air hoses |
| Engine Rebuild and Overhaul |
Used in intake routing during engine servicing |
| OEM Hose Replacement Market |
Equivalent to CAT 238-9531 part |
| B2B Aftermarket Supply |
Popular item for spare parts distributors |
CAT E312C Air Hose 238-9531 Display
Why Replace the Air Filter Hose?
Cracks, hardening, or loose connections in air hoses can lead to dust intake, engine wear, and performance loss. YNF17018 is built for CAT E312C air systems, ensuring clean airflow and consistent engine output during high-demand excavation.
Related Products:
FAQs:
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Does this fit other CAT models?
Primarily for E312C; contact us with your serial number for cross-check.
-
Is this hose flexible and heat resistant?
Yes, reinforced for durability in engine bay conditions.
