Standard Method of Hydraulic Fluid Sampling.
Data Sheet by SAE ITC TSC Aerospace Standards (Formerly ADS Group Limited), 12/01/2004

Performance Specification for All Metal Self-Locking Shaft Nuts Unified Threads). Non Corrosion Resistant Steel, rated temperature 235°C.
Data Sheet by SAE ITC TSC Aerospace Standards (Formerly ADS Group Limited), 12/01/2004

Performance Specification for All Metal Self-Locking Nuts (UNJ Threads) 1100MPa (160,000 lbf/in²) Minimum Tensile Strength at Room Temperature
Data Sheet by SAE ITC TSC Aerospace Standards (Formerly ADS Group Limited), 12/01/2004