Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PR13542-2 found under Seal Nonmetallic Special Shaped by Northern Telecom Systems Corp. The National Stock Number assigned to this part is 5330015513888, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PR13542-2.