Used on anesthesia machine
No other part numbers with same form, fit, and function found.
A nut having wings designed for manual turning without driver or wrench.
NSN 6645-00-315-9254
NSN 6320-01-089-9086
NSN 5950-01-267-4958
NSN 2925-01-122-7812
NSN 6610-01-210-4306
NSN 6105-00-303-9756
NSN 5895-00-545-8234
NSN 5945-01-374-6935
NSN 5975-01-078-4608
NSN 6620-00-160-0844
NSN 6110-00-602-2225
NSN 6105-01-100-1476