HelicoptersC/NPhotosVideos Originally received 6 search and rescue (UH-14A/Mk.25) and 18 anti-submarine warfare airframes (SH-14B/Mk.27). The Bs were later upgraded as SH-14C/Mk.81 with the addition of a magnetic anomaly detector. Since 2000s all survivors have been upgraded to the SH-14D common standard under the STAMOL programme for both SAR and ASW duties. Aircraft retired by September 2012 @ (optional) Send Units YearsUnitsBase 1980/12vsq 860 De Kooy 1978/12vsq 7 De Kooy Platforms Classes DDG De Zeven Provinciën class FFG Tromp class FF Karel Doorman class FF Kortenaer class FF Van Speijk class FF Van Speijk modernized class FS Holland class (OPV) L Improved Rotterdam class L Rotterdam class AO Amsterdam class AO Improved Poolster class AO Tydeman class