Menu
Skip to main content
phone.svg 015395 66193email.svg sales@flowjet.co.uk
FacebookTwitterBlogYoutube
All Products
Brands
Machine Repair
Size Charts
Offers
Contact Us
Type to search
Type to search

Shop popular:

NEW Nilfisk Hot Pressure WashersPressure WashersMachine Parts by BrandPumps & SparesPopular High Pressure HosesHose ReelsNozzlesPressure Washer TriggersUnloader ValvesInterpump Service Kits

Free UK Delivery Over £200

Speak to an Expert: 015395 66193

Finance Available

Rated 4.8 on Google

Cat Pump Water SealsCat Pump Water Seals
CAT 3CP1120 / 3CP1130 / 3CP1140 Water Seal Kit 33983 – Complete Pump Seal Service Kit
CAT 3CP1120 3CP1130 3CP1140 water seal kit 1333983 with high pressure seals, low pressure seals, O-rings and washers.
Product Image 2
Product Image 3
CAT 3CP1120 3CP1130 3CP1140 water seal kit 1333983 with high pressure seals, low pressure seals, O-rings and washers.
Servicing Seals - Cat Pumps Model 3CP1120, 3CP1130, 3CP1140

CAT 3CP1120 / 3CP1130 / 3CP1140 Water Seal Kit 33983 – Complete Pump Seal Service Kit

SKU: 1333983
exc. vat
inc. vat
Price
£131.68
£158.02
In Stock
Order by 2 PM for next day delivery
  • Get finance on orders over £1000 Learn More
  • Free delivery on orders over £200 (Signature required)
  • Bulk discounts available
  • High demand, contact us for up-to-date stock levels
  • Need assistance? Call 01539 566193

Product Overview

A CAT seal kit (CAT 33983) for pumps with three 18mm pistons.

Key Features

  • For 3 pistons
  • 18mm piston size
  • CAT reference 33983

Kit Contents

  • 3 x Seal, HPS-SNG
  • 3 x Seal, LPS w/S-Spg-NBR
  • 3 x O-Ring, Seal Case-70D-NBR
  • 3 x Washer, Seal-90D-NBR

Compatible Pumps

  • CAT 3CP1120, 3CP1120G, 3CP1130, 3CP1140

Technical Specifications

Part number1333983
CAT reference33983
Piston size18mm
Pistons3

Need Help?

Not sure which part you need? Call us on 015395 66193 and our team will help.

    Related Products

    01 — 00
    CAT Pump Valve Kit (3CP1120/30/40) (x3) – Fits CAT 3CP Pump Models

    CAT Pump Valve Kit (3CP1120/30/40) (x3) – Fits CAT 3CP Pump Models

    SKU: 1333062
    In Stock
    £63.74 inc. vat£53.12 ex vat
    CAT Ceramic Piston 18mm x 43mm – Fits CAT 3CP Series Pumps

    CAT Ceramic Piston 18mm x 43mm – Fits CAT 3CP Series Pumps

    SKU: 1346976
    In Stock
    £51.12 inc. vat£42.60 ex vat

    Get 10% Off Your First Order

    Join our trade list for new-stock alerts, clearance deals and expert cleaning tips. View our Privacy Policy. Unsubscribe at any time.

    Flowjet Cleaning Equipment is a family-run

    business dealing in commercial and industrial

    Pressure Washers

    Customer Service
    Contact UsAbout UsOur BrochuresServicing & RepairMachine Collection & Repair ServiceFinance
    Charts and Drawings
    Pressure Washer Nozzle ChartFoam Nozzle Size ChartParts DrawingFAQsDrone Cleaning EquipmentElectric Motor Sizing Guide
    Information
    Delivery & ReturnsTerms & ConditionsPrivacy PolicyCookie Policy
    Address

    Unit 4, Gatebeck Farm, Gatebeck,

    Gatebeck, Kendal, LA8 0HW

    phone.svg 015395 66193
    © 2026. Flowjet Cleaning Equipment Ltd. All rights reserved. Company No. 07548943 / VAT No. 946227313Built by Vitara Commerce
    FacebookTwitterBlogYoutube

    PROMO: Get 10% OFF

    Would you like to save 10% on your order today? Enter your email address to receive a discount code!

    By signing up, you agree to receive marketing emails. View our privacy policy and terms of service for more info.