GZ-311 – Lock nut – M10x1

GZ-314 – Lock nut – M16x1

GZ-232 – Female compression nut for filler – G 1/4″ / ø 8 – brass

GZ-01-91 – Nut M14x1 / Ø10 – thermoplastic pipes – Brass

GZ-13-30 – Valve nut – W21.8×1″/14 (left-hand thread) – long

GZ-432 – Female compression nut – M14x1 / ø6