Used on a-10, f-16, f/a-18 aircraft. 3a center bulkhead thread class weapon system essential cadmium surface treated flared w/ bulkhead thread unjf all ends thread series
3a all ends thread class 2.447" overall length bulkhead threads on fluid connection end anodize body surface treated male coupling half unf all ends thread series
3a 3rd end thread class 12 1st end bulkhead thread quantity per inch j denotes corrosion resistant steel, type 304 passivate surface treated unj 1st end bulkhead thread series
3a all ends thread class material: steel comp 304 ; connection style:external seat for gasket seal all ends; material document passivate surface treated unjf all ends thread series