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Imperial/Inch HercuFlex® Gear Couplings Hubs can be used for either FX (flanged style) or CX (continuous sleeve style).
Unit of Measure

Specifications

Description 

 N/A FCX-4-HUB-5-1/4-1-1/4X5/8KW;

Type

 N/A HercuFlex® Gear Coupling Hub

Hub Material

 N/A AISI 1045

Style

 N/A Bored

Color

 N/A Metallic

Coupling Type

 N/A Gear

Dimensional Data

Bore Size 

 N/A 5-1/4 in

Size

 N/A 4

Keyway Size (W x D)

 N/A 1-1/4x5/8 in32X7.4MM mm

Length thru Bore

 N/A 4.75 in

Depth

 N/A 4.75 in120.7 mm

Max. Bore

N/A 5.875 in149 mm

Dimension HD

 N/A 8.1 in205.7 mm

Dimension L1

 N/A 5.19 in131.826 mm

Dimension L2

 N/A 1.5 in38.1 mm

Dimension L3

 N/A 2.56 in65.024 mm

Dimension TW

 N/A 1.25 in31.75 mm

Performance Data

Nominal Torque

 N/A 311,540 in·lb35,199 N·m

Max Speed (Unbalanced)

 N/A 3000 rpm