The 031014-104-000 Agitator is sold individually. The Agitator Assembly (Or Blade Assembly) is the part of the blender that chops, blends or mixes the product that is put into the blender jar. After time the blades will become dull or break or the spline that is attached to the shaft may wear out. When replacing the Agitator it is advisable to inspect the Sealing Ring, which is in between the agitator and the jar for cracks and if it has been compressed too much, which will cause it to leak from the bottom.

This is a genuine Oster/Sunbeam replacement part.
Only one is needed in this unit.

Depending on how frequently the blender is used. The Sealing Ring can become brittle and cracked or compressed so that it will not create sufficient seal to keep the contents of the jar from leaking out of the bottom. If you use your blender often, it may be a good idea to order more than one at a time, so you won't have any down time with your blender.

This is an original Oster replacement part.
The purpose of this item is to hold the blade and seal in place at the bottom of the blender jar

Because it has plastic threads they will wear at times and the jar will leak.
Over tightening may crack this part, dropping it may break it and excessive heat may warp it.

Once you have this off, this is a good time to check the sealing ring to see if it is not cracked or if it has been compressed too much.

This is a genuine Oster replacement part, it is sold individually.
This is the new round Jar design.
If you have the old style Jar, you will need to order the part numbers, 124462-000-090 Jar Cover & 050613-002-089 Filler Cup.

This is a genuine Oster replacement part, it is sold individually.
The Filler-Cap is used as a cap for the blender.
It can also be removed from the blender jar cover for the purpose of putting small food items in the blender without removing the entire jar lid.

Genuine Oster replacement part, this item is sold individually.
This part threads onto the bottom of the Jar on the Oster Blenders.
Its purpose is to o secure the Agitator Assembly ( Blade ) and the seal ring in place.
When replacing this part, inspect the seal ring to make sure it is not worn or if it has been too compressed, this could cause a leak from the jar.