Used on gas generator (gererator)assy l50021g03. 3b thread class 24 thread quantity per inch nut, self-locking, 12 point, reduced height, silver plate 9finish: silver plate per ams 2411, silver plate only on the threads with optional coverage on countersink; dimentions apply after plating. upper threaded portion deformed for locking feature, tool marks
Used on 2320-01-304-2277 pls (palletized loading system); pls a/c kit. right-hand 20 thread quantity per inch hex lock-nut with external tooth lock washer width between flats 0.437 inch, height 0.188 inch zinc surface treated