The Tronair K-4008 is a aircraft hydraulic fluid test kit for use with MIL-PRF-5606, MIL-PRF-83282, MIL-PRF-87257, and MIL-L-23699 fluids. This kit allows you to sample your aircraft's hydraulic fluid and send in for complete analysis.Tronair K-4008是一款飞机液压油测试套件，可与MIL-PRF-5606，MIL-PRF-83282，MIL-PRF-87257和MIL-L-23699液压油一起使用。 该套件可让您对飞机的液压油进行采样并发送以进行完整的分析。