Before revision: S-Series ILS specifications S4000P is part of the S-Series of ILS specifications and is integrated in the global ILS process defined by SX000i - International guide for the use of the S-Series of Integrated Logistics Support (ILS) specifications.
After revision: S4000P is part of the S-Series of ILS specifications and is integrated in the global ILS process defined by SX000i - International guide for the use of the S-Series of Integrated Logistics Support (ILS) specifications.