8T3490 Nut-Weld for Caterpillar

8T3490 is a weld nut with an M10 × 1.5-6H internal thread, used on Caterpillar articulated dump trucks. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 8T3490 and is intended for installation in Caterpillar equipment listed below. The component is a hardware item with a threaded nut designed to be welded to the relevant machine structure or assembly according to the equipment service configuration.

Fitment

• Caterpillar 725 articulated dump truck
• Caterpillar 730 articulated dump truck
• Caterpillar 735 articulated dump truck
• Caterpillar 740 articulated dump truck
• Caterpillar D250E articulated dump truck
• Caterpillar D250E II articulated dump truck
• Caterpillar D300E articulated dump truck
• Caterpillar D300E II articulated dump truck
• Caterpillar D350E articulated dump truck
• Caterpillar D350E II articulated dump truck

Fitment is specified for the Caterpillar models and series listed above. Before installation, the equipment model and the existing part marking should be checked against the required parts documentation, especially when a machine has been modified or assembled from components of different production versions.

Cross-reference numbers

8T3490 is the part number used to identify this nut-weld in the supplied Caterpillar application data and for ordering the CTP replacement. No additional supplier or equipment manufacturer cross-reference numbers are specified for this part.

Specifications

The listed dimensions are length 1.7 cm, width 1.7 cm, and depth 0.8 cm. The specified M10 × 1.5-6H thread identifies the internal fastening thread; the nut-weld is used together with the corresponding bolt or threaded fastener in the machine assembly.