W/one instrument system corporation p/n 270d123-1 and knob 1 p/n 270d123-2; fsc application data: intercommunication set, airborne
NSN 6145-01-104-5084
NSN 6110-00-964-3514
NSN 6135-01-324-7718
NSN 5910-01-094-6752
NSN 5960-01-134-4099
NSN 5998-01-380-3937
NSN 6105-01-556-2317
NSN 6620-01-100-0431
NSN 5965-00-764-1841
NSN 6320-01-312-3620
NSN 5855-01-656-6808
NSN 6150-00-451-0025
Last Updated: 02/01/2025