
STUD, STEPPED - 2.5 DIA ENGAGEMENT, PD SHANK, UNS S66286 .2500-28 UNJF-3A X .1900-32 UNJF-3A
STANDARD published on 1.3.2026
Designation standards: SAE AS3139C
Publication date standards: 1.3.2026
Country: American technical standard
Category: Technical standards SAE
SUBFILE: Aerospace
TYPE OF DOCUMENT: Aerospace Standard