780 EA (approx) Aerospace pieces to include 40 EA (approx) Sleeve, check valve for T-53 Lycoming Jet Engines & Components and/or AH-1, UH-1, OV-1 turbine engine. 740 EA (approx) Nut, self-locking, spline: locking feature prevailing torque all metal design, pilot diameter 0.243 inches minimum and 0.250 inches maximum, pilot length 0.218 inches minimum and 0.228 inches maximum, lubrication dry film lubricant, nut style spline (Floating), nut length 0.547 inches minimum and 0.582 inches maximum, nut height 0.290 inches maximum, width across flats 0.390 onches nominal. Export Controls may apply to equipment in this lot.