Nas523 Pdf (Cross-Platform PLUS)

The code uses a four-quadrant "compass" designation (NW, NE, SW, SE) centered around a crosshair :

Required hole preparation (e.g., dimpling or countersinking). SE (Southeast): Fastener length. Breakdown of the NAS523 Symbol Quadrants nas523 pdf

: Shows the fastener diameter and the location of the manufactured head. Diameter is typically given in The code uses a four-quadrant "compass" designation (NW,

Only if the rotor head is designed for low clamp loads. Rotors typically require metal washers (NAS1149 or NAS412) due to extreme centrifugal forces. Check your rotor maintenance manual first. nas523 pdf