
【Size of The Gaskets】Diameter 3.94in / 10cm, Height 0.4in / 1cm, Thickness 0.11 in / 0.3 cm. Prior to replacement, take out the old gasket and pre-press the new gasket to guarantee proper installation and prevent leaks. This silicone seal gasket fits Ninja blender blades with a diameter of 3.94in (such as 7 fins & 6 fins female blades). Fits 18/24/32 oz blender cups, not for 16 oz blender cups. 【Compatibility List】Compatible with Ninja blade BL450-30, BL451-30, BL455-30, BL456, BL456-30, BL450-70, BL451-70, BL454-70, BL455-70, BL456-70; BL480-30, BL481-30, BL482-30, BL487-30, BL480-70, BL481-70, BL482-70, BL483-70, BL484-70; BL490, BL491, BL492, BL493, BL494-30, BL494C. For more compatible models, please refer to the compatibility list in the product description.
【Compatibility List】Compatible with Ninja blade BL640-30, BL641-30, BL642-30, BL680A-30, BL682-30, BL685-30, BL910, BL2012, BL2013, NN100-30, NN101-30, NN102-30, NN210, BN400, BN401, BN750, BN751, BN800, BN801, SS100, SS101, SS101Q, SS150, SS151, SS300, SS350, SS351, SS400, SS401, CO101B, CO351B, CO401B, DB751A, CL401A, CT640C, CT641-30, CT680, etc. 【Easy to Install】The seal rings features distinct grooves on two sides. Install with the grooves and bumps facing UPWARD, and the concave side facing DOWNWARD. After replacement, press the gasket fully downward so it fits snugly against the blade for reliable sealing. With 4.1 stars on Amazon, it's earning solid feedback from real buyers — check recent reviews to see if it fits your needs.



