Unused discontinued vintage surplus, no box. 

Not 100% sure? please buy one first, I am willing to reserve the amount you need. 

Gloss light yellow mustard "harvest gold pastel". 

4-3/8" square X 5/16" thick. 

Self spacing. 

Price is for 1 tile. 

Great as a repair / replacement tile. 

MPN: none 

From the 1970s. 

5612-75