UNMARKED QD-SF 2-3/16 QD BUSHING

Description:

The UNMARKED QD-SF 2-3/16 QD Bushing is used in industrial power transmission systems to securely mount pulleys, sprockets, and sheaves onto rotating shafts. Commonly installed in conveyor systems, pumps, fans, compressors, and material handling equipment. Maintenance teams and system integrators use this part for repair, retrofit, or replacement of worn or damaged shaft bushings in industrial machinery.

Applications:

The UNMARKED QD-SF 2-3/16 QD Bushings are used in industrial equipment requiring a reliable and removable shaft-to-hub connection. They are commonly found in conveyor drives, HVAC systems, pumps, fans, mixers, crushers, and packaging machinery where pulleys, sheaves, or sprockets must be securely mounted to shafts. The quick detachable design allows for easy installation and removal while providing high torque transmission and resistance to vibration in demanding industrial environments.

Technical Specifications:

• Manufacturer: UNMARKED
• Part Number: QD-SF 2-3/16
• Product Type: Quick Detachable (QD) Bushing
• Bushing Series: SF
• Bore Size: 2-3/16 in (2.1875 in)
• Function: Secures pulleys, sprockets, sheaves, and hubs to rotating shafts
• Mounting Method: Split taper quick detachable design with cap screws
• Bore Type: Finished bore with keyway
• Keyway Size: 1/2 x 1/4 in
• Material: Ductile iron or steel construction
• Flange Outside Diameter: 4.625 in
• Flange Thickness: 0.562 in
• Barrel Diameter: 3-1/8 in
• Length Through Bore: 2.063 in
• Bolt Circle Diameter: 3.875 in
• Cap Screws: 3 required, 3/8-16 x 2 in
• Applications: Conveyors, pumps, fans, mixers, compressors, crushers, and packaging machinery
• Designed for high-torque industrial power transmission applications

Common Replacements:

• Dodge SF 2-3/16 QD Bushing
• Martin SF 2-3/16 QD Bushing
• TB Wood's SF 2-3/16 QD Bushing