Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B-7222-C01 ITEM NO. 6 found under Tension Spring Assembly by T And S Brass And Bronze Works Inc. The National Stock Number assigned to this part is 3040015849000, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B-7222-C01 ITEM NO. 6.