- Available in steel, stainless steel, and brass in sizes 1/8'' - 2 1/2'' with working pressures up to 7500 psi.. - Steel fittings come standard with ToughShield Plus plating which substantially exceeds the SAE corrosion hour requirements for red rust, lasting up to 3,000 hours without red rust as found by an independent test facility tested to ASTM B117/ISO 9227.
. A unique grab ring for tube retention, coupled with a Nitrile o-ring creates a positive seal and assures good tube retention with only hand tight assembly.