Used on truck; family of medium tacticle vehicle (fmtv). 2a all ends thread class 12 all ends thread quantity per inch special o-ring material; per mil-p-5510c, do not dupe to any other nsn un all ends thread series
Used on truck; family of medium tacticle vehicle (fmtv). 2a 1st end thread class 12 1st end thread quantity per inch special o-ring material, per mil-p-5510c, do not dupe to any other nsn un 1st end thread series