SSP offers two lines of instrumentation grade stainless steel pipe fittings: TruFit® and TruFit 10K® pipe fittings. TruFit10K pipe fittings are designed so that all 10K fittings are rated to 10,000 psig. All TruFit and TruFit10K fittings are manufactured to restricted thread tolerances to provide extended thread engagement for a tighter seal.