Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AS 1072B-22-SIL-FG found under Insulation Sleeving Thermal by Society Of Automotive Engineers Inc. The National Stock Number assigned to this part is 5640000547080, and the Federal Supply Class is 5640 Wallboard Building Paper And Thermal Insulation Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AS 1072B-22-SIL-FG.