Used on 1740-01-502-4630, mid range tow truck, (mrtt), tech data navair 19-40-523 (fig. 21 ind. 28). fitting, staright oil cooling system part of oil cooling system
Used on mrap - unique nsn - 2 mrap variants. 16 all ends thread quantity per inch fitting, compression tube material per sae 246 nptf 3rd end thread series