6L-G-FR12-TB12-12-F3
316L Stainless Steel, FITOK FR Series Metal Gasket Face Seal Fitting, FR Gland to Long Fractional Tube Butt Weld, 3/4 in. FR × 3/4×0.049 in. Tube Butt Weld, 2.03 in. (51.6 mm) Long, FITOK FC-03 Ultra-High Purity Process Specification