Hello- For sale, package deal please.Consists of : Qty. 4 of 1N2637 solid state plug-ins for 3B28, 866. 10,400 PIV by Semicon, Inc. Removed from Collins built USAF equip. Qty. 10 of National ceramic plate caps for 3B28, etc. Used. Qty. 7 of Johnson ceramic sockets for 3B28, etc. #FTC-135-1072 These items I do not need, 60.00 plus shipping. Thanks.