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ID = 24390
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Current Regulator, Iron in Hydrogen 
Identical to KL45

Base Octal (Int.Octal, IO) K8A, USA 1935

universal replacement for 110V AC/DC sets - replace tubes beginning with BK, BL, BM, K, L, M with numbers from 36 to 67 - ending letter A, B, C, D A, B, C, D

Information source Ballast Tube Handbook, The   

Just Qvigstad

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