1. Our pressure cooker gasket are made from high-quality, durable, food-grade silicone, Factory sealed and individually wrapped. PLEASE NOTE: Not suitable for S9882, nor suitable for righr pressure cooker seals. 2. Replacement pressure cooker gasket for select 4, 6 and 8 quart pressure cooker,replacement mirro pressure cooker Part Numbers: S-9892, S9892, 9892. Fits Mirro models (may be partial list): M-0296, M-0436, M-0498, M-0536, M-0596, M-0598, M-0646, M-1952, M-1956 (Includes models with -11, -35, etc. such as M-0536-11). 3. pressure cooker rubber gasket Dimensions :Outside Diameter (OD): 10.08" Inside,Diameter (ID): 10",Thickness: 0.4" All dimensions are approximate considering gaskets can stretch or shrink to fit specific lids. 4. PLEASE NOTE: To ensure compatibility, measure your old gasket and pressure cooker pot. pressure cooker sealing rings are manufactured to arrive up to 1" too large to be resilient to normal shrinkage. soaking your gasket for pressure cooker in warm water for 10 minutes before installing it can increase pliability.