2a single mounting facility thread class 1.680" overall length 40 single mounting facility thread quantity per inch unc single mounting facility thread series
Used on 2320-01-097-0248,2320-01-097-0249,2320-01-100-7672,2320-01-097-0260,2320-01-195-7641, hemtt family (heavy expanded mobility tactical trucks). 2a thread class right-hand 1.485" overall length 18 thread quantity per inch unef thread series