403 - Chapter 4 Flashcards
Three types of conducting lines:
Steel Pipe
Steel Tubing
Flexible Hose
Fluid Conductors
Means to transport fluid from one point to another.
Two types of Connectors:
Port Connection
End Connection
Port Connection
The connection of hydraulic components
End Connection
How conductors connect to what is in the hydraulic component.
Each of the connections are broken down into two sealing categories:
Metal to metal seals
O-ring seals
Selection criteria between hose and tubing:
Do components move?, Is there vibration/pulsation?
Ease of installation
Space available
-# represents:
The inside diameter of a hose in sixteenths of an inch
Ex: -6 would mean 6/16”
Common Port connections:
National Pipe Tapered Fuel
SAE O-ring Boss
Split Flange
Dynamic Seals:
O-ring seal Back-up Seals Lip Seals Cup Seals Piston Rings Compression Packaging Face Seals Gaskets
To Prevent leakage:
Design
Proper Installation
Control of operating condition
