Hey, Bob: Is that the radar that has concentric circles (looks like a translucent red target)? Has, as you say, an L-shape protrusion? I don't know the part number but I could hook you up with some. Pat Hough (24 years ago, 3-May-01, to lugnet.space)
(...) It's called a round shield, no part number. There are two transparent ones on 894 (us 452) and a dark grey one in castle sets 6030 and 6022. www.peeron.com/inv have inventories for the sets, but no p/n for the shields. Sorry I can't be any (...) (24 years ago, 7-May-01, to lugnet.space)