4 Packs Rubber Gaskets 3.94 Inch for Ninja Gasket Replacement Parts White Seal O-Ring for Ninja Blender Attachments Compatible with Nutri Ninja Auto-iQ 1000W Professional 900 Watts

【Tight Seal Ring for Ninja Gasket Replacement】-- Diameter: 3.94 inch / 10 cm, Thickness：0.4 inch / 1 cm. Please refer to the picture for the measurement and make sure your original Ninja gasket is in the same size before ordering. Made of silicone rubber, the replacement washer is sturdier and more flexible to avoid leakage. Use a toothpick to take it out after each use to keep it clean and prevent the base from getting moldy. Total 5 pieces for everyday cleaning. 【Compatibility】-- The blender accessories are suitable for Ninja Auto-iQ Pro Extractor Assembly 431KKU480,575KKUD450; BL454-70, BL456-30, BL456-30 DOB, BL480D, BL480D-69-DOB, BL483-70, BL484-70. BL486CO, BL486CO-30, BL487, BL487-30, BL487A, BL487A-30, BL487T, BL487T-30, BL487QH-30, BL488W; 【Compatibility】-- The blender replacement parts are compatible with Nutri Ninja Blender BL490, BL490-30, BL491, BL491-30, BL492, BL492-30, BL492W, BL492W-30, BL492IS-30, BL493Z-30, BL494, BL494-30, BL621, BL640, BL640-30, BL641, BL641-30, BL641C-30, BL642, BL642-30, BL642W, BL642Z, BL680, BL680A, BL680A-30, BL681A, BL681C, BL682, BL682-30, BL682QT-30, BL685, BL685-30, BL687CO-30, BL910, BL2012, BL2013, BN400, BN800, BN801; 【Compatibility】-- The blender parts are compatible with Ninja bullet blender NN100,NN100-30,NN100A,NN-100A-30,NN101,NN101-30,NN102,NN102-30,NN210,CT640C, CT641, CT641-30,CT680, CT680A,CT680W, CT680SS, CT680CO2SS,CT682SP,CT805 CT810 and CT815A. ONLY fit 18,24,32-Oz cups, NOT fit 16-Oz blender cups. The model number # must be identical. If any number or letter is not the same, please don’t buy it. 【How to Insert the Gaskets Correctly】 -- The grooves are different on each side of the ring. Make sure you install it Face UP for grooves and bumps; Face DOWN for flat side. Otherwise, it won't fit properly.Please refer to the pictures for details. After the gasket replacement make sure to push the gasket as dare down as it will go using the handle end of a fork or spoon for the ring seal to put snugly in the blade for better seal.