2b thread class right-hand 20 thread quantity per inch nut has a serrated-flange armed with teeth-like serrations which bite into surfaces to resist vibration. zinc surface treated
2b thread class right-hand 32 thread quantity per inch nut has a serrated-flange armed with teeth-like serrations which bite into surfaces to resist vibration. zinc surface treated
Used on an/tsq-263. 3b thread class 24 thread quantity per inch jaa/nut, antenna element, 3/8-24, class 3b, threaded hole, thru, 1 place enamel except insert surface treated