How To Determine Nut Strength

Fig 1: Identifying Nut Type And Strength Table

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

*: Nut with 1 or more marks on one side surface of the nut.

HINT:

Use the nut with the same number of the nut strength classification or the greater than the bolt strength classification number when tightening parts with a bolt and nut.

Example: Bolt = 4T

Nut = 4N or more