No other part numbers with same form, fit, and function found.
A nut having wings designed for manual turning without driver or wrench.
NSN 6240-01-200-7937
NSN 6220-01-282-3720
NSN 5998-00-905-1482
NSN 6130-01-313-9718
NSN 6220-01-190-3743
NSN 6130-01-328-2166
NSN 5925-00-757-2271
NSN 5990-01-318-2494
NSN 6320-01-457-2805
NSN 6610-00-948-7181
NSN 4140-01-316-9413
NSN 5990-00-186-2445