Oster 025843-000-000 Blender Glass Jar (Square Top)
For all models using a square lid including models: 4100-8, 4102, 4101-8, 4165-8, 4106-8, 4108-8, 4109, 4110, 4111, 4112-8, 4114, 4115, 4117, 4125, 4126, 4127, 4128, 4129-0, 4132 and 4134.Part Numbers: 025843000000, 025843-000, 025843-000-000, 25843.