Used on pressure test kit 4sk777 for hemtt (heavy expanded mobility tactical truck). 2a all ends thread class weapon system essential flared w/ center wrenching facility unf all ends thread series
3a all ends thread class 12 all ends thread quantity per inch passivate ball bearing surface treated flaremess w/ bulkhead threads unj all ends thread series
3a all ends thread class color yellow; 0.250-20unc-2a thraded restrictor 0.250 in. lg passivate surface treated flareless (tube) unjf all ends thread series