CONTAINED IN VOL. 01.09, 2018 Specifies the requirements for austenitic grade stainless steel socket-set screws (SSS) sizes 0.060 through 1.000 in. square head set screws (SHSS) sizes 0.190 through 1.500 in., and slotted headless-set screws (HSS) 0.060 through 0.750 in., in two conditions, AF and CW.