Gates SDS X 3/4 QD Taper-Lock® Bushing, 3/4" Bore 7838-2012

The Gates SDS X 3/4 QD Taper‑Lock® Bushing is a high‑strength quick‑disconnect bushing designed for secure mounting of SDS‑series sheaves, sprockets, and pulleys onto a 3/4 inch shaft. It provides excellent torque transmission, precise shaft alignment, and easy installation and removal in industrial power transmission applications. Technical Specifications Manufacturer: Gates Corporation Manufacturer Part Number: 7838‑2012 Product Type: QD Taper‑Lock® Bushing Bushing Series: SDS Bore Diameter: 0.75 in (3/4 inch) Bore Type: Finished bore Keyway Size: 3/16 in wide x 3/32 in deep (standard for 3/4 in bore) Keyway Standard: ANSI Taper Style: QD (Quick Disconnect) Flange Outside Diameter: 3.1875 in (80.96 mm) Length Through Bore (LTB): 1.375 in (34.93 mm) Overall Length: Approx. 1.50 in Bolt Circle: SDS series standard Mounting Hardware: Installation screws included Material: High‑strength cast iron Surface Finish: Black oxide / corrosion‑resistant coating Operating Temperature Range: -40 °F to +250 °F (-40 °C to +121 °C) Installation Method: Split tapered compression with cap screws Application Compatibility: SDS‑series QD sheaves, sprockets, and pulleys Design Features: Split design for uniform shaft clamping and easy removal Torque Transmission: High holding power via tapered friction fit Typical Applications: Conveyors, fans, pumps, compressors, and industrial machinery Standards Compliance: ANSI / ISO power transmission standards Country of Manufacture: United States