Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4022-939-4278 found under Connector Assembly Electrical by Philips Electronics Nederland B V. The National Stock Number assigned to this part is 5935013067844, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4022-939-4278.