tamper
... that the W71 nuclear warhead had a tamper made of gold?
... that the <a href="./W71" id="mw5Q" rel="mw:WikiLink" title="W71">W71</a> nuclear warhead had a <b id="mw5g"><a href="./Tamper_(nuclear_weapon)" id="mw5w" rel="mw:WikiLink" title="Tamper (nuclear weapon)">tamper</a></b> made of gold?