Power steering fluid leak, what is this part called? I just replaced the power steering pump(02)

Power steering fluid leak, what is this part called? I just replaced the power steering pump(02)

Image gallery: Power Steering Pump Leak

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