Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 842-807543 found under Motor Alternating C by Viasys Respiratory Care Inc. The National Stock Number assigned to this part is 6105006759557, and the Federal Supply Class is 6105 Motors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 842-807543.