Used on 1025-01-02606648,howitzer,med towed 155-mm,m195. cadmium or cadmium surface treated N1 outside hexagon or octagon (partial or full thread optional)
Used on sealift support facilities program (ssfp) equipment. cryogenic systems. powhatan class t-atf 166. bridge armor vehicle (avlb) model m60a1.. weapon system essential phosphate surface treated N1 outside hexagon or octagon (partial or full thread optional)