Nut 2518203 for Caterpillar Equipment

Nut 2518203 is a fastening component for Caterpillar equipment, including Caterpillar engines, track-type loaders, and track-type tractors. The part is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The nut is specified for applications where a metric M24 threaded connection is required. The available application data identifies Caterpillar engine-machine assemblies, track-type loader equipment, and track-type tractor equipment as compatible equipment categories.

Fitment

• Caterpillar engine-machine assemblies
• Caterpillar track-type loaders
• Caterpillar track-type tractors

Known Caterpillar equipment and engine model references for this part include:

• Caterpillar C9 engine
• Caterpillar C9.3 engine
• Caterpillar 973D track-type loader
• Caterpillar 6 series equipment
• Caterpillar D6R III track-type tractor
• Caterpillar D6T track-type tractor
• Caterpillar D7E track-type tractor

Model compatibility should be checked against the machine serial number and the specific assembly in which the fastener is installed. The available catalog data lists the equipment and models above but does not specify a separate installation position or the exact quantity required for each machine.

Cross-reference numbers

• 2518203
• 251-8203

Numbers 2518203 and 251-8203 refer to the same part-number format for this nut. The SKU for the item is 2518203.

Specifications

The dimensional data specifies the nut thickness, thread size, thread pitch, and square connection size. Length, width, depth, and weight are provided as listed item data; the available information does not identify them as installation dimensions or as dimensions of a separate packing unit.