AN365 (MS20365 / MS21044) are Military Specification nylon locking nuts, rated at 125,000 psi and up to 250F. AN365 are full-height for bolts loaded in tension.

AN365 parts of like dash numbers are universally, functionally, and dimensionally interchangeable. Add “C” after dash number for nuts fabricated entirely from metal. Examples of part numbers: AN365-428 = 1/4-28 steel nut, either all metal or with non-metallic insert. AN365D428 = 1/4-28 aluminum alloy nut, either all metal or non-metallic ...

Aircraft Spruce is a worldwide distributor of certified and homebuilt aircraft supplies.

These cad-plated steel nuts are rated at 125,000 psi tensile strength and for operating temperatures of up to 250° F. The AN365 series is the standard, full height lock nut. The AN365 specification is equivalent to the MS20365 and newer MS21044 specification (except AN365-7*).

These precision-made nuts are reliable and economical fastening devices The fiber insert gives a friction grip on the threads of the bolt and holds securely. The AN364 (thin) stop nut is for use in structural applications where the bolt is loaded primarily in shear or in any application where the tensile strength of the regular height AN365 is ...

Also called self locking nut, fiber lock or Nylock. Rated at 125,000 psi tensile strength and for operating temperatures of up to 250 degrees. The AN365 series is the standard, full height lock nut. The AN365 specification is equivalent to the MS20365 and newer MS21044 specification.

MS21044 / AN365 self locking nut 175pc assortment. 175 piece assortment of this popular series of lock nuts. The assortment includes 25ea of the MS21044N04 / AN365-440A, 25ea of the MS21044N06 / AN365-632A (#6), 25ea of the MS21044N08 / AN365-832A (#8), 25ea of the MS21044N3 / AN365-1032A (#10), 25ea of the MS21044N4 / AN365-428A (1/4), 25ea