20022-625B is an Aurora Air Products seal kit for HB-series solid-brass pneumatic cylinders with a 2" bore and a 5/8" rod. The kit uses Buna N elastomer seals sized for a 5/8" rod and 2" bore, providing replacement sealing elements to restore cylinder performance. Intended as a maintenance part for industrial automation applications that use Aurora HB-series cylinders, it supports reliable, long-term operation in repair and rebuild scenarios.
