Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D12 19 25UBLK found under Wire Electrical by Storm Products Co. The National Stock Number assigned to this part is 6145012265030, and the Federal Supply Class is 6145 Wire And Cable Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D12 19 25UBLK.