>> Search results for: M5531016X21A1M000000 NSN Search Results National Stock Number (NSN) Description 5955-01-235-2373, 5955012352373 Cancelled -> Replaced by 5955012503454 5955-01-250-3454 , 5955012503454 OSCILLATOR,CRYSTAL CONTROLLED 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information