Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 50997 AR 386B GREEN GUIDELINE found under Tape Adhesive Rubber by Freudenberg Nok General Partnership. The National Stock Number assigned to this part is 9320013103746, and the Federal Supply Class is 9320 Rubber Fabricated Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 50997 AR 386B GREEN GUIDELINE.