The Hydraulic Lubrication Lines Spacer provides clearance for the bolt head and nut to rotate without rubbing against the flange. This is to prevent the bolt from seizing up and to ensure that it can be tightened or loosened properly. The round spacer absorbs vibration and prevents the bolt from loosening. This is to ensure that the bolt remains tight even under heavy use.Attributes:• Prevents the bolt from being overloaded and failing• Distributes the load evenly across the flangeApplications:The Hydraulic Lubrication Lines Spacer separates the bolt from the flange in the hydraulic hammer automatic lubrication unit and provides support and stability, or to fill spaces.