/ RDLs / ISO 15926 Part 4: Core reference data - Edition 4 / PISTON ROD BACK-UP RING

PISTON ROD BACK-UP RING

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https://posccaesar.org/ontology/15926-4/4.0/PISTON_ROD_BACK-UP_RING
Definition A <PISTON ROD BACK-UP RING> is a <RING> that is mounted behind each set of packing rings in case of a piston rod packing assembly