Pwb 1, switch 4, microcircuit 20; an/arc-89
No other part numbers with same form, fit, and function found.
NSN 6610-01-652-8857
NSN 5925-01-541-4758
NSN 6685-01-232-9436
NSN 2925-01-394-5650
NSN 5975-01-220-7901
NSN 5835-01-242-9806
NSN 5996-01-346-1099
NSN 6240-01-054-2289
NSN 5925-01-185-9897
NSN 6150-01-546-2014
NSN 6240-00-928-7181
NSN 6135-00-904-6780
Last Updated: 08/11/2025