| 2015-05-52 | Agusta S.p.A. Helicopters | Apr 29, 2015 | Airframe (A109K2)Only with: Tail rotor pitch control link P/N 109-0130-05-117 installed with 100 hours or less time-in-service since overhaul. |
| 2014-23-02 | Agusta S.p.A. Helicopters (Type Certificate Currently Held by AgustaWestland S.p.A.)… | Dec 26, 2014 | Airframe (A109K2)Only with: Main transmission P/N 109-0400-03-103, 109-0400-05-103, or 109-0400-03-109 with Gleason crown P/N 109-0403-07-103 installed. |
| 2014-11-07 | Agusta S.p.A Helicopters (Type Certificate Currently Held by AgustaWestland S.p.A)… | Jun 18, 2014 | Airframe (A109K2)Only with: Nut P/N MS21042-4 connecting the main rotor swashplate support to the upper case of the main transmission installed. |
| 2014-09-01 | AgustaWestland S.p.A. (Type Certificate Previously Held by Agusta S.p.A.) (Agusta)… | Jun 5, 2014 | Airframe (A109K2)Only with: Tail rotor blade retaining bolt P/N 109-8131-09-1 installed. |
| 2013-20-51 | AgustaWestland S.p.A. (Agusta) Helicopters | Oct 25, 2013 | Airframe (A109K2)Only with: With a tail rotor drive shaft flexible disc coupling (Thomas coupling) nut P/N MS21042L4 installed. |
| 2011-17-01 | Agusta S.p.A. Model A109A, A109A II, A109C, and A109K2 Helicopters | Sep 12, 2011 | Airframe (A109K2) |
| 2004-15-21 | Agusta S.p.A. Model A109K2 Helicopters | Aug 17, 2004 | Airframe (A109K2)Only with: Tail rotor trunnion assembly P/N 109-0131-05 (all dash numbers) installed. |
| 2003-12-13 | Agusta S.p.A. Model A109K2 Helicopters | Jul 11, 2003 | Airframe (A109K2)Only with: Tail rotor blades P/N 109-8132-01-107 with 1,500 or more hours TIS installed. |
| 2001-24-07 | Agusta S.p.A. Model A109C, A109E, and A109K2 Helicopters | Jan 7, 2002 | Airframe (A109K2)Only with: Main rotor blade P/N 709-0130-01 (all dash numbers) with blade S/N up to and including 1428 with prefix "EM-" or "A5-" installed. |
| 99-04-20 | Agusta S.p.A. Model A109K2 Helicopters | Mar 4, 1999 | Airframe (A109K2)Only with: Breeze-Eastern rescue hoist P/N BL29700 (all dash numbers) installed. |
| 99-02-09 | Agusta S.p.A. Model A109C and A109K2 Helicopters | Jan 15, 1999 | Airframe (A109K2) |
| 98-13-28 | Agusta S.p.A. Model A109C and A109K2 Helicopters | Jul 13, 1998 | Airframe (A109K2)Only with: Tail rotor blades P/N 109-8132-01-107, serial number A5-all dash numbers, installed. |