Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1 192 found under Stud Plain by Norwalk Compreseer Company Inc. The National Stock Number assigned to this part is 5307000894944, and the Federal Supply Class is 5307 Studs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S1 192.