Apparently yes, accoriding to [CNN]. "In the current stockpile, the average duration since a warhead was manufactured or refurbished is roughly 28 years." [DoE

Apparently yes, accoriding to [CNN]. "In the current stockpile, the average duration since a warhead was manufactured or refurbished is roughly 28 years." [DoE]. I suppose some of the aging warheads will be reprocessed as fuel. [CNN]: https://www.cnn.com/2024/09/09/climate/nuclear-warheads-haleu/index.html https://www.cnn.com/2024/09/09/climate/nuclear-warheads-hale... [DoE]: https://www.energy.gov/nnsa/us-nuclear-weapons-stockpile https://www.energy.gov/nnsa/us-nuclear-weapons-stockpile (Previous version of this comment was incorrect.)