Oster Blender Gasket O Ring Rubber Seal. A common replacement part, this seal sits between the top of the blade and the bottom of the jar.
Only one seal is needed per blender.
Fits ALL Oster blenders, Osterizers and Oster Kitchen Centers.
Also fits some Sunbeam models which use a metal drive pin.
Measurements: 1.95 inches (inner diameter) x 2.59 inches (outer diameter).
Package includes 1 (one) gasket o-ring seal.
Disclaimer: Not an OEM product. This is not a Oster original product. Any use of the Oster brand name, model or part designation for this product is made solely for purposes of demonstrating compatibility.