Laird 02 and 17 suffix for fingerstock

Fingerstock

What is the differences between Laird Technologies Fingerstock 0097065502 and 0097065517, which have the same shape and dimensions.

These suffixes are calling out the plating and type of finish.

02 = Unplated, Bright Finish
17 = Tin Plated, Bright Finsh.

Click here for the Datasheet. On page 1-11, it shows the many different options for the Plating and Finish.