GRACO Swivel Fitting, 1/4 NPT x #4 JIC, Male/Female, Stainless Steel - (SKU: 126243) The material of the O-rings

The material of the O-rings is not specified in available sources

The GRACO 255507 Complete Seal Kit is a severe duty seal kit designed for use in GRACO L100CS displacement pumps

but it is engineered for reliability and longevity within GRACO systems

Its primary function is to provide a convenient and efficient way to refill drywall mud boxes on the jobsite

GRACO Swivel Fitting, 1/4 NPT x #4 JIC, Male/Female, Stainless Steel - (SKU: 126243) The material of the O-ringsThe GRACO 126243 is a field installable swivel hose end fitting designed for use in lubrication and fluid transfer systems. It is constructed from stainless steel for durability and corrosion resistance. This fitting is intended to connect hoses and equipment in GRACO lubrication systems, providing a reliable and leak free connection. Key Features: Swivel hose end fitting 1 4 NPT x #4 JIC, Male Female Stainless steel Compatible with GRACO lubrication