Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 100-013-2272 found under O Ring by Trelleborg Sealing Solutions Uk Ltd. The National Stock Number assigned to this part is 5331006843420, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 100-013-2272.