Power steering fluid leak, what is this part called? I just replaced the power steering pump(01)

Power steering fluid leak, what is this part called? I just replaced the power steering pump(01)

Video Screenshot Gallery: Steering Wheel Pump Leak

Can you drive with a leaking power steering fluid? - Blog AutoTechIQ
Power steering fluid leak, what is this part called? I just replaced the power steering pump
Power Steering Fluid Leak: Causes, Signs, and How to Fix It