33630 NBR Seal Kit – Fits Cat Pumps 5CP5120 & 5CP5150

Part Number: 33630
Category: Pressure Washer → Pump Repair Parts
Type: NBR Seal Kit – Genuine OEM Replacement for CAT Pumps 5CP5120 & 5CP5150

The 33630 NBR Seal Kit is a genuine OEM CAT Pumps seal kit designed for CAT Pumps 5CP5120 and 5CP5150 plunger pumps. This kit includes OEM Buna-N (NBR) sealing components engineered to maintain proper sealing, restore pressure, and support long-term, reliable pump operation in demanding pressure washer and industrial applications.

Compatibility

Fits the following CAT Pumps models:

• 5CP5120

• 5CP5150

Product Details

Brand: CAT Pumps
OEM: Yes – Genuine CAT Pumps Part
Application: Pump Seal Replacement / Preventive Maintenance
Elastomer Type: NBR (Buna-N)

Seal Kit Includes

• (3) 46730 – Washer Seal, 90D

• (3) 43243 – Low-Pressure Seal with Stainless Steel Spring (LPS)

• (3) 13978 – Seal Case O-Ring, 70D

• (6) 44549 – V-Packing

Key Features

• Genuine CAT Pumps OEM seal kit

• Designed for 5CP5120 & 5CP5150 plunger pumps

• Durable NBR (Buna-N) sealing components

• Restores pressure and prevents leaks

• Supports safe, efficient pump operation

• Exact OEM replacement — no modifications required