2168691 Retainer-Pin for Caterpillar Equipment

The 2168691 Retainer-Pin is a retaining component used on Caterpillar equipment, including Caterpillar backhoe loaders and Caterpillar engine-machine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified as a retainer pin under Caterpillar part number 2168691. The available application data covers the equipment models and engine designation listed below. The model references are included as supplied for this part and should be matched with the machine serial number and the component assembly before installation.

Fitment

• Caterpillar 414E backhoe loader
• Caterpillar 416D backhoe loader
• Caterpillar 416E backhoe loader
• Caterpillar 420D backhoe loader
• Caterpillar 420E backhoe loader
• Caterpillar 430D backhoe loader
• Caterpillar 430E backhoe loader
• Caterpillar 450E backhoe loader
• Caterpillar 3054 engine-machine application
• Caterpillar 3054B engine-machine application

Fitment is specified for the Caterpillar models 414E, 416D, 416E, 420D, 420E, 430D, 430E and 450E, as well as applications designated 3054 and 3054B. The supplied data does not identify a specific installation position, pin assembly, or individual machine system, so these details are not assigned to the part.

Cross-reference numbers

• Caterpillar part number: 2168691

Part number 2168691 is the identification number associated with this retainer-pin application. No additional supplier numbers or separate replacement numbers are specified in the available product data.

Specifications

The listed dimensions are length 7.62 cm, width 12.7 cm, and depth 1.27 cm. The available specification does not state whether these measurements refer to the part itself or to its supplied packaging; therefore, no additional dimensional interpretation is provided. Material, thread type, head or locking design, installation position, and included components are not specified.

Before fitting, compare the number 2168691, the retainer-pin form, and the dimensions with the removed component and the applicable Caterpillar parts documentation for the machine. The listed fitment identifies the equipment models associated with the part but does not replace serial-number-based parts verification where serial ranges are used.