Galvanic isolator" installing it between the ac safety ground and dc bonding system; sacrificial zincs corrode away as they protect metal
No other part numbers with same form, fit, and function found.
An item which sacrificially corrodes when coupled to a more noble metal in a conducting medium.
Classification: Electrical parts of machinery or apparatus not specified or included elsewhere in chapter 85
NSN 5930-00-213-1644
NSN 5985-00-151-3981
NSN 6650-01-512-5843
NSN 5996-01-291-3076
NSN 6105-01-272-8061
NSN 5925-01-420-6211
NSN 5935-01-013-1458
NSN 5999-01-508-8832
NSN 6620-01-271-4630
NSN 6110-01-186-0579
NSN 6130-01-499-0046
NSN 6220-00-276-8681