Helicopter AgustaWestland Merlin HM.1 Serial 50155 Register ZH858 used by Fleet Air Arm RN (Royal Navy). Built 2000. Aircraft history and location By Dave Taskis By Andrew Thomas Aircraft History ZH858 Fleet Air Arm 50155/RN38 2002-Apr05 as 829Sq Monmouth Flight 829 NAS 2009-09-05 A HMD Devonport Navy Days 2009 as 829 NAS 04 Flt aboard HMS Northumberland at HMNB Devonport 2009-10-05Oct09 as 829 NAS (04) Northumberland Flt embarked HMS Northumberland for Exercise JW 09-2 Exercise Joint Warrior 09-2 2011 829Sqn /38 829 NAS 2011-04-18 B EGDR as /538 at RNAS Culdrose 2012-07-27 C GBFAL27 as /83 at Falmouth, Cornwall 2020-05 D EGDM Long Term Storage QinetiQ Boscombe Down Send Updates Use APP to upload photo @ (optional) When Now? / / Send