Product Overview

The CAT Seal Kit 30623 is a complete water seal service kit designed for a wide range of CAT high-pressure plunger pumps, including the 30, 31, 34, 35, A300, A310, A340, and A350 series. This kit contains all the essential high-pressure seals, low-pressure seals, O-rings, and wick components required to restore pump efficiency and prevent water leakage.

Featuring seals with an 18mm internal diameter and 28mm external diameter, this kit is ideal for routine maintenance, pump servicing, and complete rebuilds in industrial and commercial pressure washer applications.

Specifications

SKU: 30623
Seal Internal Diameter: 18mm
Seal External Diameter: 28mm
Application: Water seal replacement and pump servicing

Compatible Pump Models

CAT 30
CAT 31
CAT 34
CAT 35
CAT A300
CAT A310
CAT A340
CAT A350

Kit Contents

3 x Seal, HPS w/S-SNG (High Pressure Seals)
3 x Seal, LPS w/S-Spg-NBR (Low Pressure Seals)
3 x O-Ring, Seal Case-70D-NBR
3 x O-Ring, Ret, Plgr-80D-NBR
3 x Wick, Long Tab

Key Features

Suitable for CAT 30, 31, 34, 35, A300, A310, A340 and A350 pumps
Complete water seal service kit
Includes high-pressure and low-pressure seals
Supplied with seal case and plunger retainer O-rings
Includes replacement long-tab wick assemblies
Helps prevent leaks and pressure loss
Ideal for routine maintenance and pump overhauls
Extends pump life and improves reliability

Why Choose This Product?

Regular replacement of seals and wicks is essential for maintaining the performance of CAT high-pressure pumps. The CAT 30623 Seal Kit provides all the key components needed during servicing, helping to restore pressure output, minimise downtime, and protect internal pump components from wear.

Order Now

Keep your CAT pump operating at peak performance with the CAT Seal Kit 30623. Available from Flowjet Cleaning Equipment with expert advice and fast UK delivery.

Flowjet Cleaning Equipment LTD
Unit 4, Gatebeck Farm
Gatebeck, Kendal
LA8 0HW
United Kingdom

Phone: 015395 66193
Email: sales@flowjet.co.uk