Browning JS6B Bronze Jaw Coupling Spider Size 6

The Browning JS6B Bronze Jaw Coupling Insert is a bronze, six‑lug spider designed for Browning JS6/JS6P jaw couplings (size JS6). This open‑center, non‑lubricated insert mates with JS6 and JS6P hubs to deliver torsionally flexible power transmission at speeds up to 1,800 rpm. It features a 3.4375‑inch outside diameter, a weight of 1.225 lb, and a 6‑jaw configuration, with a torque rating of 50.5 in‑lb and 1.5 hp at 1,800 rpm. The operating temperature range is −60 to 250 °F, supporting use in a broad range of industrial environments. Browning catalog number JS6B denotes bronze insert in the JS family, optimized for high‑torque, low‑to‑moderate‑speed drives and non‑lubricated operation.