8T9405 Hex Socket Head Bolts for Caterpillar Equipment

8T9405 is a hex socket head bolt used in Caterpillar articulated dump trucks and backhoe loaders. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The bolt is specified for installation in Caterpillar equipment identified by the models listed below. The supplied data identifies the part as hardware with a metric M4 × 0.70 thread and a standard coarse thread profile.

Fitment

Equipment types:

• Caterpillar articulated dump trucks
• Caterpillar backhoe loaders

Compatible Caterpillar equipment models:

• Caterpillar 725
• Caterpillar 730
• Caterpillar 735
• Caterpillar 740
• Caterpillar 414E
• Caterpillar 416B
• Caterpillar 416C
• Caterpillar 416D
• Caterpillar 416E

The current fitment data lists Caterpillar 740 twice; it is shown once above to avoid duplicating the same model. Compatibility should be checked against the equipment serial number and the part dimensions before installation where required.

Cross-reference numbers

8T9405 and 8T-9405 are the two number formats provided for this hex socket head bolt. No additional equipment-manufacturer or supplier cross-reference numbers are specified in the available product data.

Specifications

The supplied dimensional data includes both the bolt-specific measurements and the listed package or item dimensions. The bolt-specific values are a 7 mm head width, 16 mm total length, 1 mm captured length, and M4 × 0.70 thread. The listed overall dimensions are 2 cm in length, 0.8 cm in width, and 0.8 cm in depth.