MIL-PRF-19500-116 Semiconductor Device, Diode, Silicon, Switching, Types 1N4148-1, 1N4148Ur-1, 1N4148Ub, 1N4148Ubca, 1N4148Ubcc, 1N4148Ubccc, 1N4148Ubd, 1N4148Ubcd, 1N4148Ub2, 1N4148Ub2R, 1N914, 1N914Ur, 1N4531, And 1N4531Ur, Jan, Jantx, Jantxv, Janhc, And JankcThis specification covers the performance requirements for switching diodes. Three levels of product assurance are provided for each device type as specified in MIL-PRF-19500. Two levels of product assurance are provided for each unencapsulated device type.