NAS 977

Milling Machine, Contour, Numerical Control, Multiaxis, Traveling Gantry/Table, Combination High and Low Speed
Data Sheet by Aerospace Industries Association – National Aerospace Standard, 09/01/1965

NAS 6911

Pin, Swage Locking, Ph13-8Mo Cres, 100 Head, Shear, Stump – Type
Data Sheet by Aerospace Industries Association – National Aerospace Standard, 06/25/1991