The Bürkert 00431558 O-Ring FKM DN32 NSMP Spare Part Kit is a two‑piece set of FKM O‑rings sized for DN32 NSMP sensor‑fitting assemblies, intended to replace worn seals in Bürkert equipment. In Bürkert’s spare parts literature it is listed as the O‑ring set 431558 for DN32 NSMP configurations, confirming its place in the DN32 NSMP seal family. Each kit contains two O‑rings designed to restore a reliable seal in DN32 NSMP hardware, helping maintain leak‑free operation in process lines that use Bürkert NSMP components.
