This information report presents recommendations on part number marking which provides for the maximum identification on bolts and nuts while ensuring adequate readability.
SAE AIR3260-2018 history
2024SAE AIR3260A-2024 Identification of Standard Utility Parts – Bolts and Nuts
2018SAE AIR3260-2018 Identification of Standard Utility Parts - Bolts and Nuts
1983SAE AIR3260-1983 Identification of Standard Utility Parts - Bolts and Nuts