Lower Sprayarm Nut Specifications this Spray Arm Nut Is Used In Dishwashers And Works As The Retaining Nut For The Lower Dishwasher Spray Arm. The Nut Makes Sure The Lower Spray Arm Is Secured To The Pump Housing. If Your Spray Arm Is Coming Off, Or Your Nut Is Lost Or Damaged, Replacing The Part Can Be A Solution To Your Problem. Remember To Unplug Dishwasher From Power Source And Disconnect The Water Supply Before You Begin This Installation. Refer To The Manual Provided By The Manufacturer For Further Installation Instructions. This Part Works With The Following Products: This Part Works With The Following Products: Dishwasher. This Part Works With The Following Products: This Part Works With The Following Products: Kenmore, Whirlpool, Estate, Inglis. Part, Wp8268873 Replaces These: Part, Wp8268873 Replaces These: Ap6012273,8268873Cross Parts: 8268873, Ap6012273