Cap job for nukes

[shooter]

From Defence daily;
Cap change for nuke warheads

That caution is pricey: the Original capacitors, Verdon said, ran about $5 per unit. The upgraded ones, built to a higher standard NNSA believes can survive the lifetime of the programs, come in at $75 per unit. All told, the B61-12 will cost an extra $600-700 million, and the W88 will cost about $120-$150 million because of the capacitor issue.

They can withstand the life of the program  , by design usage, aren't they a disposable item