A device for mounting to a portion of an aircraft landing gear for indicating occurrence of a hard landing for an aircraft, comprising: an indicator member movable from a first position to a second position such that when moved to the second position the indicator member is configured to indicate occurrence of a hard landing for the aircraft; an elongated actuator member movable from a first position to a second position configured and operative such that when the elongated member moves to the second position it causes the indicator member to move to the second position; and a releasing member operatively coupled to the elongated actuator member configured to be in a first state when the elongated actuator member is in the first position and a second state permitting said elongated member to move to the second position upon the occurrence of a hard landing for the aircraft, characterised by: a housing member mountable to a portion of an aircraft landing gear wherein each of the indicator member, the elongated actuator member, and the releasing member are contained in the housing member such that at least a portion of the elongated actuator member extends from the housing member when the elongated actuator member is in the first position and at least a portion of the indicator member extends from the housing member when the indicator member is in the second position, wherein the releasing member is a shear pin. an indicator member movable from a first position to a second position such that when moved to the second position the indicator member is configured to indicate occurrence of a hard landing for the aircraft; an elongated actuator member movable from a first position to a second position configured and operative such that when the elongated member moves to the second position it causes the indicator member to move to the second position; and a releasing member operatively coupled to the elongated actuator member configured to be in a first state when the elongated actuator member is in the first position and a second state permitting said elongated member to move to the second position upon the occurrence of a hard landing for the aircraft, characterised by: a housing member mountable to a portion of an aircraft landing gear wherein each of the indicator member, the elongated actuator member, and the releasing member are contained in the housing member such that at least a portion of the elongated actuator member extends from the housing member when the elongated actuator member is in the first position and at least a portion of the indicator member extends from the housing member when the indicator member is in the second position, wherein the releasing member is a shear pin. a housing member mountable to a portion of an aircraft landing gear wherein each of the indicator member, the elongated actuator member, and the releasing member are contained in the housing member such that at least a portion of the elongated actuator member extends from the housing member when the elongated actuator member is in the first position and at least a portion of the indicator member extends from the housing member when the indicator member is in the second position, wherein the releasing member is a shear pin.