FL-11703
Aluminum Fuel cap 3" - 8 NPSL Non-vented Fits MACK GU/ CXU613/ CX612 VOLVO VLN 630/670
| Part # | FL-11703 |
| UPC/GTIN# | 601961385092 |
| Availability | In Stock (100) |
| Feature | Specification |
|---|---|
| Product | Aluminum fuel cap for diesel tanks |
| Material | Aluminum (corrosion‑resistant) |
| Cap diameter | Nominal 3 inch cap for 3.0‑8 NPSL neck (3.375‑3.5 inch major OD) |
| Thread size | 3‑inch, 8 TPI, NPSL straight pipe thread |
| Venting | Non‑vented (for vented tank systems) |
| Lock style | Non‑locking |
| Typical use | Diesel saddle tank fuel cap on Mack/Volvo Class 8 trucks |
Includes
-
Complete aluminum fuel cap with 3‑inch‑8 NPSL threaded interface.
-
Non‑vented seal; some variants include chain (check supplier SKU).
This is a 3‑inch, 8‑thread NPSL non‑vented aluminum fuel cap for Mack GU/CXU613/CX612 and Volvo VNL 630/670 diesel saddle tanks.
- Fits 3‑inch NPSL fuel filler necks on Mack GU series, CXU613/CX612, and Volvo VNL 630/670 models with non‑vented cap requirements.
- Non‑vented design works with tanks that have separate venting, providing thermal relief up to 190°F while meeting DOT fuel safety standards.
- Aluminum body ensures durability and resistance to diesel fuel, road salt, and environmental corrosion.
Cross Reference / Part Interchange
| Manufacturer / Brand | Part Number(s) | Notes |
| Automann | 572.1024 | |
| Mack OE | 20770679, 16MF316 | |
| PAI Industries | EFC-8336 |
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