Print Back
Knurled for ease of application, Series PDE Plugs are designed to fit MS-21921 tube and nut assemblies interchangeably. They can be installed with light finger tightening to seal beyond normal requirements.Material: Low-Density PolyethyleneColour*: Red
Unit of Measure



N/A 0.35 in8.89 mm


N/A 0.56 in12.7 mm

To Fit Thread Size

N/A 3/8–24 in

Packaging - Carton

N/A 5000

Packaging - Mini Pak

N/A 1000