Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 51198 found under Spindle Machined by Shugart Corp. The National Stock Number assigned to this part is 5999012033580, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 51198.