The MS Tube Shaft (SKU: 5553-241) features a 3.5-inch diameter and 0.095-inch wall thickness, with a 23/24 spline configuration and an approximate major spline diameter of 1.560 inches. It includes a required support bearing ID of 1.574 inches, a “butt” diameter of 3.321 inches, and is designed for durability and precision in high-demand applications.