Seal 5P4941 for Caterpillar Equipment

Seal 5P4941 is a sealing component used in Caterpillar equipment, including engine and generator kits, ship equipment, and industrial engine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The supplied application data identifies the seal for Caterpillar D379, D398, D399, and G379/G398/G399 engine families, including the specified A and B versions where listed. The part number is shown in both hyphenated and non-hyphenated formats: 5P-4941 and 5P4941.

Fitment

• Engine and generator kit applications:
  • Caterpillar D379B
  • Caterpillar D398B
  • Caterpillar D399
• Ship equipment applications:
  • Caterpillar D379A
  • Caterpillar D379B
  • Caterpillar D398A
  • Caterpillar D398B
• Industrial engine applications:
  • Caterpillar D379
  • Caterpillar D379B
  • Caterpillar D398
  • Caterpillar D398B
  • Caterpillar D399
  • Caterpillar G379
  • Caterpillar G379A
  • Caterpillar G398
  • Caterpillar G399

For engine and generator kit applications, the listed models are D379B, D398B, and D399. For ship equipment, the listed configurations include the D379A, D379B, D398A, and D398B models. The industrial engine listing includes D379, D379B, D398, D398B, D399, G379, G379A, G398, and G399.

The application information covers several Caterpillar equipment groups rather than one machine type. Model identification should therefore be checked against the equipment series and application category before installation.

Cross-reference numbers

• 5P-4941
• 5P4941

5P-4941 is the hyphenated form of the part number, while 5P4941 is the non-hyphenated form used for the same seal reference. The product SKU is 5P4941.

Specifications