Belden’s UJ-HD1250X625K is a heavy‑duty, single universal joint (UJ) designed for rugged drive‑line service in industrial equipment. The model carries a nominal 1‑1/4 inch size, with catalog data listing key dimensions for this unit: 1.245 inches (31.62 mm) and 0.6250 inches (15.875 mm) for primary shaft features, an overall length of 3.750 inches (95.3 mm), a width across the yokes of 1.875 inches (47.6 mm), and a center‑to‑center dimension of 1.25 inches (31.8 mm). Bolt holes are specified as 3/16 inch by 3/32 inch, and the spec sheet indicates the joint is greaseable (Yes), underscoring its suitability for applications requiring periodic lubrication.
