Nordson 7014373 - O-Ring Kits, Buna, Retainer Cap for 2.5, 6, 12 fl oz Retainer Systems, 2/Pkg
The Nordson 7014372 is an optimum cartridge retainer cap O-ring kit for a 20, 32 fl oz retainer system. The standard O-ring material is Buna. It is available in a pack of 2.