Norgren pneufit c c0040 union elbows norgren c00400400 this union elbow is from the pneufit c range of metric push in fittings it is ready to use straight from the box offering fast assembly without the need for tools features releasable stainless steel grab rings to grip pa or pur hose types 85 or 95 durometer the fittings are manufactured using nickel plated brass components that provide corrosion and contamination resistance over an extended life norgren pneufit c c00400400 union el