3SB RHUB

applications

• When driving and driven shafts are widely separated, an unsupported or floating shaft is used to the span the gap. The two couplings required at each end of that shaft consist of one half of a standard coupling bolted to a Rigid Hub, each unit called a F

features

• All-metal end ring eliminates the need for any type of perishable lube seal
• Sleeve teeth are flushed against the inside wall of the end ring
• Designed for ± 1/2° static misalignment per half coupling
• Precision-drilled flange bolt holes
• Exposed bolt flanges are standard
• Shrouded-bolt flanges can be supplied through size 5 (size #5 1/2 and larger couplings are only available with exposed-bolt flanges)
• Tight tolerance, grade 5 flange bolts to ensure a long-lasting flange-to-flange and fastener fit