Cooper Bussmann 16A A1 British Standard Fuse, gG, 550V ac. Fuse Standard: BS 88, IEC 60269. High Rupture Capacity: Yes. Body Diameter: 13.8mm. Overall Length: 55mm. Tag Width: 11.2mm. Body Height: 34.6mm. Fixing Centres: 44.5mm. MPN: NITD16