Used on tank, combat, ft, 120mmgun (m1a1); armored vehicle launch bridge (m60a1 & m48a5); tank, m-60 series; tank, abrams m-1. 2a 1st end thread class 5420-00-889-2020; weapon system essential unf 1st end thread series
Used on multi launch rocket system. 3a all ends thread class 2.073" overall length passivate body surface treated male coupling half unjf all ends thread series