Pressure Disk Holder & Elbow Fits *US Jetting

Pressure Disk Holder & 90 Elbow The Pressure Disk Holder is used to hold a Pressure Disk. Pressure Disks prevent over-pressurization damage to your pump. Also known as Rupture or Blow Off Disk. The Pressure Disk Holder can hold a Pressure Disk from pressures between 2000-PSI up to 6000-PSI. 4018 *US Jetting units use a White, 4000-PSI disk. Quick Install Instructions: The 90-degree elbow (MP x MP) screws onto the pump manifold. Insert correct color Pressure Disk (see below). Then screw on Pressure Disk Holder. (Sold separately or as kit.) Pressure Disk Color Indicates PSI: White 4000-PSI — Click here to purchase Orange 6000-PSI — *Special Order Only Black 5000-PSI — *Special Order Only Green 3500-PSI — *Special