127-4374 [SEAL]

Caterpillar Part No. 127-4374 [SEAL] is a circular/plain seal (hydraulic & air system seal) used in large CAT engines and generator equipment.

Part Details

• Part Number: 127-4374
• Part Name: SEAL (Circular / Plain Seal)
• Brand: Caterpillar
• Type: Hydraulic / Air system sealing ring

Function

This seal is designed to:

• Prevent hydraulic oil or air leakage
• Maintain system pressure in high-performance equipment
• Seal joints between housing or rotating assemblies
• Protect internal components from dust and contamination