Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BKR-0414 found under Screw Cap Hexagon H by Nash Engineering Company Inc The. The National Stock Number assigned to this part is 5305012062328, 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 BKR-0414.