No other part numbers with same form, fit, and function found.
A nut, flat on top and bottom, having 4 flat sides. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
NSN 6650-01-088-3134
NSN 6650-00-155-8431
NSN 5960-00-490-0138
NSN 6105-01-485-3903
NSN 5905-01-527-7661
NSN 6130-00-932-1591
NSN 6220-01-553-9091
NSN 5965-01-200-6613
NSN 5960-01-464-1443
NSN 7035-01-633-9537
NSN 5835-01-502-9228
NSN 5915-01-446-6876