O rings - Import export

Body, cover and lever: cast iron Inner mechanism: brass Waterproofing: nitrile O-ring Seal: nitrile O-ring, NBR flange O-ring.

Body: cast iron Mechanism: brass Waterproofing: by nitrile O-ring. NBR flange O-ring

Body: cast iron Mechanism: brass Waterproofing: graphite braid and Viton® flange O-ring, PTFE seal as an option (HL_-PTFE) NBR flange O-ring, Viton® or PTFE seal as an option

Body: cast iron Mechanism: zamak Waterproofing: by nitrile O-ring (not suitable for water)

Body: cast iron Mechanism: brass Waterproofing: braid and Viton® flange O-ring, PTFE seal as an option (FHL_POLY-PTFE)

Body, cover and lever: cast iron Inner mechanism: brass Waterproofing: graphite braid NBR flange O-ring, Viton® or PTFE seal as optional.

Body: cast iron Mechanism: brass Waterproofing: by graphite braid. NBR flange O-ring, Viton® or PTFE seal as an option

Body, cover and lever: cast iron Inner mechanism: brass Braid: PTFE Seal: flange O-ring made of Viton®. Optional PTFE seal (FAT_-PTFE)

Body and cover: GS cast iron Mechanism: brass Lever: grey cast iron (brass as an option). Waterproofing: graphite braid NBR flange O-ring, Viton® or PTFE seal as an option