Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TEC NYN0.50BK found under Monofilament Sleeve by Redco Mfg Co Inc. The National Stock Number assigned to this part is 1680016321311, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like TEC NYN0.50BK.