Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BN-1.5-792F-BH ITEM 7 found under O Ring by Core Industries Inc. The National Stock Number assigned to this part is 5331014786951, 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 BN-1.5-792F-BH ITEM 7.