The WW138 is the genuine OEM swivel bearing for Whisper Wash surface cleaners, providing smooth rotation and reliable support in high-pressure swivel assemblies. This precision ball bearing minimizes friction and wear, ensuring consistent performance during extended cleaning sessions on driveways, decks, and commercial surfaces.
Key Specs & Features:
Type: High-quality ball bearing designed for swivel housings; handles up to 4000 PSI without binding or failure.
Material: Durable steel construction with sealed races for corrosion resistance and low maintenance.
Dimensions: Standard 1/2" ID x 1-1/8" OD (common for WW swivels); precision-ground for exact fit.
Compatibility: Fits all Whisper Wash models, including Pro Series, Ground Force, Maxima, Big Guy, and Lil Big Guy. Specifically the inner bearing for older-style WW128 swivels (pairs with WW139 outer bearing for complete rebuild).
Service Note: Two bearings required per swivel assembly – one WW138 and one WW139 for full replacement.
Installation: Press-fit into the swivel housing using a bearing press tool; apply grease to races and use Loctite on retaining plates for secure assembly. Part of the WW200 swivel rebuild kit.
Restore swivel mobility and prevent leaks or drag with this essential OEM part. Sold individually.
The WW138 is the genuine OEM swivel bearing for Whisper Wash surface cleaners, providing smooth rotation and reliable support in high-pressure swivel assemblies. This precision ball bearing minimizes friction and wear, ensuring consistent performance during extended cleaning sessions on driveways, decks, and commercial surfaces.
Key Specs & Features:
Type: High-quality ball bearing designed for swivel housings; handles up to 4000 PSI without binding or failure.
Material: Durable steel construction with sealed races for corrosion resistance and low maintenance.
Dimensions: Standard 1/2" ID x 1-1/8" OD (common for WW swivels); precision-ground for exact fit.
Compatibility: Fits all Whisper Wash models, including Pro Series, Ground Force, Maxima, Big Guy, and Lil Big Guy. Specifically the inner bearing for older-style WW128 swivels (pairs with WW139 outer bearing for complete rebuild).
Service Note: Two bearings required per swivel assembly – one WW138 and one WW139 for full replacement.
Installation: Press-fit into the swivel housing using a bearing press tool; apply grease to races and use Loctite on retaining plates for secure assembly. Part of the WW200 swivel rebuild kit.
Restore swivel mobility and prevent leaks or drag with this essential OEM part. Sold individually.
