2N8866 Seal for Caterpillar Equipment

2N8866 is a seal used in Caterpillar equipment, including Caterpillar engines, engine and generator kits, ship equipment, and industrial engine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by the SKU 2N8866 and is also referenced in the supplied equipment data as part number 2N-8866. The available application information covers several Caterpillar D-series and G-series engine models, as well as equipment groups listed under engine and generator kits, ship equipment, and industrial engines.

Fitment

• Engine and generator kit applications: Caterpillar D379B, D398B, D399.
• Ship equipment applications: Caterpillar D343, D353C, D353D, D353E, D379A, D379B, D398A, D398B.
• Industrial engine applications: Caterpillar D353C, D353D, D353E, D379, D379B, D398, D398B, D399, G379, G379A, G398, G399.

The model designations above are grouped according to the equipment categories provided for part number 2N-8866. Some models appear in more than one equipment category because the same seal is listed for multiple Caterpillar application groups.

Cross-reference numbers

• 2N8866 — product SKU and part number without a separator.
• 2N-8866 — part number format shown in the equipment application data.

The supplied information identifies these two number formats for the same seal. No additional Caterpillar or supplier cross-reference numbers are provided in the available product data.

Specifications

The dimensions and weight correspond to the values supplied for part number 2N-8866. Material, sealing profile, installation position, mounting method, and package contents are not specified in the available product data.