Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 49-21H-6 LEAD found under Lead Assembly Electrical by Eby Sales Co Inc Of New York. The National Stock Number assigned to this part is 6150012579211, and the Federal Supply Class is 6150 Miscellaneous Electric Power And Distribution Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 49-21H-6 LEAD.