ISO 3266:2010 specifies the general characteristics, performance and critical dimensions necessary for interchangeability and compatibility with other components, of forged steel eyebolts grade 4 for general lifting purposes. These eyebolts can be used for axial and inclined loading.

ISO 3266:2010 specifies the dimensions of the eyes of eyebolts permitting direct connection with shackles of the same working load limit as those defined in ISO 2415. These dimensions also allow designs with a larger eye which can permit direct connection with sling hooks of similar working load limit.

ISO 3266:2010 covers all significant hazards, hazardous situations and events relevant to eyebolts grade 4.

ISO 3266:2010 is applicable to eyebolts grade 4 for use in the temperature range of -20 °C to 200 °C.

ISO 3266:2010 is not applicable to eyebolts which are not forged in one piece.

ISO 3266:2010 is not applicable to forged steel eyebolts grade 4 manufactured before the date of its publication as an International Standard.