NAS 56

Bolt – Close Tolerance Alloy Steel and Alum. Alloy 3/8-24
Data Sheet by Aerospace Industries Association – National Aerospace Standard, 06/01/1949

NAS 5317

SCREW, PAN HEAD, FULL THREAD, SELF-LOCKING, NAS1800 SIX LOBE RECESS
Data Sheet by Aerospace Industries Association – National Aerospace Standard, 07/01/2006

NAS 939

Press – Hydraulic, Type I Single Action Ram With Die Cushion
Data Sheet by Aerospace Industries Association – National Aerospace Standard, 10/01/1959

NAS 62

Bolt – Close Tolerance Alloy Steel and Alum. Alloy 3/4-16
Data Sheet by Aerospace Industries Association – National Aerospace Standard, 06/01/1949