5I8417 Seal O-Ring for Caterpillar Equipment

The 5I8417 Seal O-Ring is a sealing ring used in Caterpillar equipment, including Caterpillar engines and excavators. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified as a Seal-O-Ring and is intended for installation in the applicable sealing connection of compatible Caterpillar equipment. The available application data identifies both engine-machine equipment and excavator models.

Fitment

The seal is listed for the following Caterpillar equipment and models:

• Caterpillar engine-machine equipment
• Caterpillar excavators
• Caterpillar 3066
• Caterpillar 3116
• Caterpillar 3176C
• Caterpillar C4.2
• Caterpillar C6
• Caterpillar C6.4
• Caterpillar 318C
• Caterpillar 319C
• Caterpillar 319D
• Caterpillar 319D L

Compatibility should be checked against the equipment model, serial number and the part number installed on the machine before assembly, because the available fitment data is provided by equipment model and does not specify individual serial-number ranges.

Cross-reference numbers

• 5I-8417 — Caterpillar equipment manufacturer reference number
• 5I8417 — product SKU and aftermarket identification number

The formats 5I-8417 and 5I8417 identify the same reference used for this Seal-O-Ring. The hyphenated format is used in the Caterpillar part-number reference, while the non-hyphenated format is used as the product SKU.

Specifications

The listed dimensions and weight are provided for the product information record. The source data does not specify the O-ring material, cross-section diameter, inner diameter, hardness, operating temperature range or exact installation position.