Under the Next-Generation Range Supportaircraft (NGRSA) contract, L-3 will migrate existing systems from three P-3A-based NP-3D aircraft to three newer P-3C airframes.
The L/G support the aircraft on the ground and oil-pneumatic shock absorbers absorb taxi and landing loads.
起落架在地面支撑飞机，油气式减震器吸收滑行和降落的负载。
3
Among the possibilities being explored is the use of common materials, offering customers the option of buying both aircraft together and sharing other resources like customer support.