HB 6756-1993 "Aircraft fuel tank gravity fueling docking cover"

GB 1788-1979 Jet fuel No.2 GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 192-2003 General purpose metric screw threads—Basic profile GB/T 193-2003 General purpose metric screw threads—General plan GB/T 196-2003 General purpose metric screw threads—Basic dimensions GB/T 197-2003 General purpose metric screw threads—Tolerances GB/T 197-2018 General purpose metric screw threads—Tolerances GB 2515 GB/T 2516-2003 General purpose metric screw threads—Limit deviations GB/T 2516-2023 General purpose metric screw threads—Limit deviations GB 438-1977 Jet fuel No.1 GB 6537-1994 No3 Jet fuel GB 6537-2006 No.3 Jet fuel GB 6537-2018 No.3 jet fuel GB/T 91-2000 Split pins GB/T 943-1988 Procurement specification for self-locking nuts GJB 3.1 GJB 3.2 GJB 594 HB 0-2 HB 4-57 HB 5028-1977 Air-drying and sealing of auxiliary aircraft products HB 5872-1985 Air auxiliary equipment product transportation packaging design HB 6129-1987 Aeroplane lightning protection requirements and testing methods HB/Z 138-1988 Aeronautical rubber compound selection principles and rubber product life control specifications GB/T 196-2025 General purpose metric screw threads—Basic dimensions GB/T 192-2025 General purpose metric screw threads—Profiles GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB 6537-2025 No.3 jet fuel