![]() ![]() To obtain enough "full threads" for the nipple the tap may require shortening it slightly to eliminate the chamfer but do not do this until you have fully tapped the hole as far as the tap will go without bottoming out. Also, drill to the full depth of the existing hole but do not drill deeper. Note: When redrilling the hole it is very important to align the drill with the axis of the existing hole to prevent creating an oversize entrance diameter. 020 oversize nipple (Track of the Wolf # ROS-20S) your gun will be back in operation. 270-28 tap (#Tool-Tap-20) will fix the hole. I understand they have parts for the old CVAs. 234 diameter drill (15/64 diameter) and cleaning up the existing hole and then retapping with a Track of the Wolf. i need help where can i find a sear spring for my cva jukar ,45cal black powder percussion rifle. 035 worth of thread between the minor diameter and the major diameter. 234.Ī 28 pitch thread needs to have about. 235 outside diameter with about 25.4 threads per inch.Īs the threads in the drum are badly damaged I must assume there isn't much if any threaded material in the hole so, for all intents and purposes lets say there is just enough material to make a minor diameter for the new thread of. ![]() The Dixie Catalog says the Spanish Rifles CVA (Jukar etc.) use a 6mm X 1 threaded nipple. ![]()
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