Approved Vendor Ptfe 3G-OTH-186921 — Technical Specifications

The APPROVED VENDOR PTFE Square Ring Piston Seal Set (SKU 4PKK5) is a PTFE piston seal set designed for a 3 1/4 in bore diameter. It includes one PTFE piston ring with a nitrile energizer and a 70 durometer Buna O-ring, made from Buna N material with a 58 Shore D hardness. The seal set is black and operates in a temperature range of -40° to 250°F.