Jason - thanks for that. I've been pondering metric since it is easier to source. Ya know, the 9BA is my own deduction based on Cotswold saying they used all BA fasteners, plus my measurement of the OD of the thread. I could not get the Cotswold guy to divulge much of anything for some reason...
No I don't. I was researching that last night and learned that a set of the proper drills and tap/die set for BA would be required if I stay with BA for the repair.
Hello everyone. New member. I'm not a machinist but I've had a latent interest - for many years- in building stationary steam engines and boilers from casting kits. I do not have a lathe or mill at present. I took 2 years of high school machine shop back in the 70's and a refresher (just for...
Al - Dave - John : thank you very much. Your suggestions confirm what I have been envisioning might be required. Being in Canada, BA hardware is not likely available anywhere although it may well be in the US (I'm only 20 minutes from the NY State border). And of course it's readily available...
First post here and hope someone can help.
This a 9 BA cap screw that threads into a cast iron pedestal. The screw is good. The threads in the hole are not. 9BA is only approx 0.075 OD so pretty small stuff. Looking for advice on repairing this. This is one of 2 screws holding down the...