JK-26, Military Aircraft Headset Receptacle Jack
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Nos, Military Aircraft Headset Receptacle Jack. P/N JK-26. Alternate P/Ns 215284-2, 2Z5526, 597, 6540.008, 820, J268, JA1003, JK26, M641/4-1, MILJ641-4. NSN: 5935-00-194-3081. It accepts plug P/N PL-54.