Self-locking nut

Listed on the following equipment:
Technogym - 700 JOG NOW (DAK31L)
Technogym - 700SP SYNCHRO - DA534L
Technogym - DAK3AV - DAK31V - 0.2
Technogym - Element + Line - MB50 Leg Press - Ver. 2 (After SN MB5013100317)
Technogym - Element Leg Press M951
Technogym - Element Multipower MB83
Technogym - ROTARY TORSO - M950
Technogym - Run 600 XT Pro
Technogym - Run XT (D241U)
Technogym - Run XT (D242U)
Technogym - Run XT (D243U)
Technogym - Run XT - D240U
Technogym - Step XT (D230U)
Technogym - Step XT (D231U)
Technogym - Synchro 2009 - DA5 (700)
Technogym - Syncro - 500 - 2009 - Silver (DA523L)
Technogym - Vario 700 DAF73L

* Images may not be identical to part.