The CAT Pump Oil Filler Cap is a genuine OEM replacement part designed to keep your CAT pump system sealed and protected. This cap prevents oil leaks, protects against contamination, and ensures reliable pump operation. Built from durable materials, it’s engineered for long-lasting performance in demanding pressure washer and softwash applications.

Specifications & Compatibility:

• Part Type: Oil Filler Cap

• Brand: CAT Pumps

• Application: Designed for CAT Pumps (check your specific pump model for compatibility)

• Function: Prevents oil leaks and contamination, maintains lubrication integrity

Features:

• Genuine OEM CAT Pump part

• Durable construction for long service life

• Ensures proper sealing of pump oil reservoir

• Simple installation and replacement

Replacement Filler Cap

The CAT Pumps 46798 Filler Cap is used with a 5CP plunger pump. Trusted CAT Pumps brand component.

• Used with CAT Pumps 5CP models
• Genuine CAT Pumps replacement part
• Weight: .02 lbs.

Use With Pump Models:

• 5CP3120
• 5CP3120CSS
• 5CP3120CSSG1