28 Gallon Slim Fuel Tank

Universal Aluminum Auxiliary Fuel Tank

Our 28 Gallon universal aluminum auxiliary fuel tank is perfect for skids or other applications that require a compact footprint with enough capacity to run multiple machines all day without fill-ups. The slim 6" x 47.75" footprint incorporates perfectly into skid builds with 2+ engines, while the 24" height makes filling access easy. Built and pressure tested in-house to ensure 100% leak-free performance.

Standard Features

• 1/8"Thick 5052 Aluminum Construction: Durable, corrosion-resistant material
• Pressure Tested: Guaranteed leak-free
• Threaded Aluminum Cap: Secure, reliable closure
• Dual 3/8" FNPT Pickup Tubes: Standard configuration (additional tubes available)
• 1/2" FNPT Vent Port: Bung for optional rollover vent (for use with non vented cap)
• 1/4" FNPT Return Port: Fuel vapor return line bung
• CNC Milled Sending Unit Flange: Precision-machined SAE 5 Hole flange for gauges or sending units (gauge or block off plate sold seperately)
• Internal Baffle: Reduces fuel sloshing during transport

Customization Options

• Pickup Tubes: Choose 2 (included), 3, or 4 pickup tubes
• Venting Style: Vented cap (included) or non-vented cap with rollover vent
• Gauge Options: Block off plate (No Gauge), mechanical fuel gauge, or electronic gauge with remote mount housing

Common Applications: Trailer-mounted and vehicle-mounted pressure washing rigs, generators, welders, and contractor equipment.

Specifications

Returns & Warranty

All products are made to spec +/- 1/8" with a 1-year limited workmanship warranty, including welds. Standard items may be returned with approval; custom items are non-returnable unless approved. For full details, see our Return Policy & Warranty.

Legal Notice

Riverside Metalwork auxiliary equipment fuel tanks are not DOT-certified and are intended solely to supply fuel to auxiliary equipment such as pressure washers, generators, welders, and similar equipment, whether stationary, trailer-mounted, or vehicle-mounted.

These tanks are not approved for use as vehicle or marine fuel tanks, bulk fuel storage tanks, or fuel transfer/dispensing tanks, and are not intended to supply fuel to any vehicle or marine engine operating on public roadways or waterways.

The purchaser is responsible for proper installation and compliance with all applicable federal, state, and local laws. Riverside Metalwork disclaims liability for misuse or use outside the intended application.