UNMARKED R1 3-7/16 QD BUSHING

Description:

The UNMARKED R1 3-7/16 QD Bushing is used in industrial power transmission systems to securely mount pulleys, sprockets, sheaves, and hubs 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 shaft mounting components in industrial machinery.

Applications:

The UNMARKED R1 3-7/16 QD Bushings are used in industrial equipment requiring a secure 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 mounted to a 3-7/16 inch shaft. The quick detachable design provides high torque transmission, simplified installation and removal, and reliable performance in demanding industrial environments. The R1 series is widely used in OEM and replacement power transmission applications.

Technical Specifications:

• Manufacturer: UNMARKED
• Part Number: R1 3-7/16
• Product Type: Quick Detachable (QD) Bushing
• Bushing Series: R1
• Bore Size: 3-7/16 in (3.4375 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
• Shaft Compatibility: 3-7/16 in keyed shafts
• Material: Cast iron or steel construction depending on manufacturer
• Application: Industrial power transmission systems
• Compatible Components: Pulleys, sheaves, sprockets, couplings, and hubs
• Industrial Uses: Conveyors, pumps, fans, compressors, mixers, crushers, and material handling systems
• Features: High torque capacity, vibration resistance, easy installation and removal
• Designed for continuous industrial operation
• Suitable for repair, retrofit, and OEM replacement applications

Common Replacements:

• Dodge R1 3-7/16 QD Bushing
• Martin R1 3-7/16 QD Bushing
• Browning R1 3-7/16 QD Bushing