Used on valve pre regulator. 2b thread class right-hand 11 thread quantity per inch locknut, 0.62-11, mac lean-fogg uta 5811, bolting zinc surface treated
3b thread class right-hand 12 thread quantity per inch threads per mil-s-8879; bearing number reference MS14101-16; bearing bor ref 1.0000; nha 74D11292 staking components - tool set, bearing instl