Couple of questions ...

If you don't mind buying a new drive shaft, any good shop, like Denny's, can give the procedure to get the measurements they need to build you a new shaft without having the trans slip yoke in hand for measuring. And the new shaft will have all new parts.
Dennys Driveshaft and Driveline Parts High Speed High RPM Balanced Steel and Aluminum Drive Shaft Specialist with Free Shipping on parts orders over $99.00