Screw nuts A 14.3.9

螺母

Chinese 螺母

English Screw nuts

Spanish Tuercas de tornillo

Code: A 14.3.9
Category: 14.3 Small ironmongery articles, springs
Version: Vienna Classification, 10th edition (VCL 10, in force from 1 Jan 2026); English from the WIPO official text, Chinese is a J&C reference translation