This standard BS EN 6105:2016 Aerospace series. Stud with shoulder is classified in these ICS categories:
49.030.20 Bolts, screws, studs
This European Standard specifies the dimensions, tolerances, required characteristics and mass of a stud for use in fuselage interior equipment and structural applications. This standard shall be used in conjunction with retaining washer per EN6090A01 (conform to EN 6090) and receptacles per EN 6092 or EN 6093.