An Upper Window Hinge provides support and smooth operation for the upper window. Its function is to enable the controlled opening and closing of the window, allowing operators to adjust ventilation and visibility within the cabin. By maintaining a consistent pivot point, it supports easy operation and reliable locking engagement when paired with latching hardware. Attributes:• Provides stable support and alignment.• Withstands frequent opening and closing.• Minimizes friction for smoother window function. Applications: An Upper Window Hinge is positioned at the top section of the right-hand side window in the cabin to enable smooth opening, maintain proper sealing, and ensure stable positioning during operation.