2a thread class right-hand 2.500" thread length 20 thread quantity per inch portion of the bend has plastic coating, plastisol type 1 or 2, class optional, spec mil-p-20689, 0.060 in. thick; finish:5.1.1 or 5.2 plus 24.17 of milstd-171, gloss white no. 17925, do not paint plastic or threads round bend unf thread series
2a thread class right-hand 0.625" thread length 24 thread quantity per inch navy special project passivate surface treated round bend unf thread series