Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D77-13-061 REV C ITEM 89 found under Screw Cap Hexagon H by Tyco Valves And Controls Lp. The National Stock Number assigned to this part is 5305014567944, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D77-13-061 REV C ITEM 89.