AR1887 Seal Kit – 20mm, Fits AR XRC, XRCA, RK & RKA Series Pumps

Part Number: AR1887
Category: Pressure Washer → Pump Repair Kits
Type: Water Seal / Packing Kit – 20mm, Fits AR XRC, XRCA, RK & RKA Series Pumps

The AR1887 Seal Kit is a genuine OEM water seal and packing repair kit from Annovi Reverberi (AR), designed for 20mm plunger pressure washer pumps in the XRC, XRCA, RK, and RKA series. If your pump is leaking or losing pressure due to worn, cracked, or missing seals, this complete kit provides everything needed to restore full functionality and reliable performance.

Kit Contents

• (3) AR840290 High-Pressure Packings

• (3) AR840280 Low-Pressure Seals

• (3) AR961240 O-Rings

Compatibility

AR RK / RKA Series Pumps:

• RK15.28HN

• RK18.28HN

• RK18.28HNL

• RK21.20NL

• RKA3.5G25N

• RKA3.5G30N

• RKA3.5G40HN

• RKA4G30AN

• RKA4G30N

• RKA4G35N

• RKA4G35NL

• RKA4G40HN

• RKA4G40HNL

• RKA4.5G35HN

• RKA5.5G30N

• RKA6.5G20HN

• RKA7G20HN

AR RKA “E-F17” Series:

• RKA3.5G30E-F17

• RKA3.5G40HE-F17

• RKA4G20E-F17

• RKA4G30E-F17

• RKA4G30HE-F17

• RKA4.8G30E-F17

• RKA5.5G13E-F17

• RKA7G20HE-F17

Key Features

• Genuine Annovi Reverberi (AR) OEM seal kit

• Designed for 20mm plunger AR pumps

• Services all three cylinders

• Includes high-pressure seals, low-pressure seals, and O-rings

• Restores proper sealing and pressure performance

• Helps eliminate leaks and prevent downtime

• Ideal for maintenance, rebuilds, and repairs

• Extends pump service life and reliability