WP9742945 - Genuine OEM Whirlpool Dishwasher Spray Arm Retainer Nut

WP9742945 – Genuine OEM Whirlpool Dishwasher Spray Arm Retainer Nut

Secure your dishwasher’s lower spray arm with the WP9742945 – Genuine OEM Whirlpool Dishwasher Spray Arm Retainer Nut. This essential threaded plastic nut fastens the lower spray arm securely to the pump housing—ensuring smooth rotation, proper water flow, and effective cleaning coverage. Crafted to Whirlpool’s exact specifications, it’s compatible with many Whirlpool, KitchenAid, Maytag, Jenn‑Air, Amana, Inglis, Magic Chef, Kenmore, and other ginger brands 

Function & Compatibility

• Locks the lower spray arm onto the pump, enabling full 360° rotation

• OEM replacement for part number WP9742945 (also known as PS11747063, AP6013836, 9742945VP) 

• Compatible with dozens of dishwasher models—check your model plate to confirm fit

Signs You Need Replacement

• Lower spray arm falls off, rotates loosely, or fails to engage

• Dishes on the bottom rack remain unclean, especially in corners

• Nut is cracked, missing, or stripped—often visible under rack

• Hose or pump leaks occur around spray arm base

Key Features & Benefits

• Genuine OEM Quality – Made by Whirlpool for reliable OEM fit and durability 

• Easy Installation – No tools required; simply twist off the old nut and tighten the new one by hand or with pliers

• Restores Proper Spray Function – Keeps the spray arm securely in place for optimal water distribution

• Prevents Leaks & Noises – Eliminates wobbling and rattling caused by loose arms

• Affordable & Low Maintenance – Small part that saves the whole system and helps avoid costly repairs

We ship appliance parts across Canada, including to Abbotsford, Airdrie, Barrie, Brampton, Brantford, Burlington, Calgary, Cambridge, Chilliwack, Coquitlam, Dartmouth, Edmonton, Etobicoke, Fort McMurray, Grand Prairie, Guelph, Halifax, Hamilton, Kamloops, Kelowna, Kingston, Kitchener, Langley, Laval, Lethbridge, London (Ontario), Markham, Mississauga, Moncton, Montreal, Nanaimo, Newmarket, North Vancouver, Nova Scotia, Oakville, Oshawa, Ottawa, Peterborough, Pickering, Prince Albert, Red Deer, Regina, Saskatoon, Scarborough, St. John's, Sudbury, Surrey, Thunder Bay, Toronto, Vancouver, Vaughan, Victoria, Waterloo, West Kelowna, Whitby, Windsor and Winnipeg.