The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Imperial/Inch HercuFlex® Gear Couplings Hubs can be used for either FX (flanged style) or CX (continuous sleeve style).
FXCX HercuFlex Universal Hub Dim Drawing
Unit of Measure
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Part Number

Description 

Bore Size 

Keyway Size 

Nominal Torque

Max Speed (Unbalanced)

Length thru Bore

Dimension HD

CAD

697904338812 N/A FCX-4-HUB-5-7/16-1-1/4X5/8KW; N/A 5-7/16 in N/A 1-1/4x5/8 in6X2.8MM mm N/A N/A 3000 rpm N/A 4.75 in N/A 8.1 in205.7 mm N/A
697904338829 N/A FCX-4-HUB-5-7/8-1-1/2X3/4KW; N/A 5-7/8 in N/A 1-1/2X3/4 in6X2.8MM mm N/A N/A 3000 rpm N/A 4.75 in N/A 8.1 in205.7 mm N/A
697904338836 N/A FCX-4-HUB-5-9/16-1-1/2X3/4KW; N/A 5-9/16 in N/A 1-1/2X3/4 in8X3.3MM mm N/A N/A 3000 rpm N/A 4.75 in N/A 8.1 in205.7 mm N/A
697904340235 N/A FCX-4.5-HUB-6"-1-1/2X3/4KW; N/A N/A 1-1/2X3/4 in8X3.3MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904341843 N/A FCX-5-HUB-6-1/2-1-1/2X3/4KW; N/A 6-1/2 in N/A 1-1/2X3/4 in8X3.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904340273 N/A FCX-4.5-HUB-6-1/8-1-1/2X3/4KW; N/A N/A 1-1/2X3/4 in8X3.3MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904341881 N/A FCX-5-HUB-6-13/16-1-3/4X3/4KW; N/A 6-13/16 in N/A 1-3/4X3/4 in8X3.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904340310 N/A FCX-4.5-HUB-6-3/4-1-3/4X3/4KW; N/A N/A 1-3/4X3/4 in10X3.3MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904341911 N/A FCX-5-HUB-6-3/8-1-1/2X3/4KW; N/A 6-3/8 in N/A 1-1/2X3/4 in10X3.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904340341 N/A FCX-4.5-HUB-6-5/8-1-3/4X3/4KW; N/A N/A 1-3/4X3/4 in12X3.3MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904340372 N/A FCX-4.5-HUB-6-9/16-1-3/4X3/4KW; N/A N/A 1-3/4X3/4 in14X3.8MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904331363 N/A FCX-1-HUB-7/8-3/16X3/32KW; N/A 7/8 in N/A 3/16X3/32 in14X3.8MM mm N/A 11,300 in·lb1,277 N·m N/A 6000 rpm N/A 1.69 in N/A 2.49 in63.3 mm N/A
697904341744 N/A FCX-5-HUB-5-3/4-1-1/2X3/4KW; N/A 5-3/4 in N/A 1-1/2X3/4 in5MMX2.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904338799 N/A FCX-4-HUB-5-5/16-1-1/4X5/8KW; N/A 5-5/16 in N/A 1-1/4x5/8 in6MMX2.8MM mm N/A 311,540 in·lb35,199 N·m N/A 3000 rpm N/A 4.75 in N/A 8.1 in205.7 mm N/A
697904340204 N/A FCX-4.5-HUB-5-7/16-1-1/4X5/8KW; N/A N/A 1-1/4x5/8 in6MMX2.8MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904340211 N/A FCX-4.5-HUB-5-7/8-1-1/2X3/4KW; N/A N/A 1-1/2X3/4 in6MMX2.8MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904340228 N/A FCX-4.5-HUB-5-9/16-1-1/2X3/4KW; N/A N/A 1-1/2X3/4 in8MMX3.3MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904341812 N/A FCX-5-HUB-6"-1-1/2X3/4KW; N/A 6 in N/A 1-1/2X3/4 in8MMX3.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904341836 N/A FCX-5-HUB-6-1/16-1-1/2X3/4KW; N/A 6-1/16 in N/A 1-1/2X3/4 in8MMX3.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904340266 N/A FCX-4.5-HUB-6-1/4-1-1/2X3/4KW; N/A N/A 1-1/2X3/4 in8MMX3.3MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904341867 N/A FCX-5-HUB-6-1/8-1-1/2X3/4KW; N/A 6-1/8 in N/A 1-1/2X3/4 in8MMX3.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904340303 N/A FCX-4.5-HUB-6-3/16-1-1/2X3/4KW; N/A N/A 1-1/2X3/4 in8MMX3.3MM mm N/A 427,460 in·lb48,296 N·m N/A 2700 rpm N/A 5.31 in N/A 9.09 in230.9 mm N/A
697904341904 N/A FCX-5-HUB-6-3/4-1-3/4X3/4KW; N/A 6-3/4 in N/A 1-3/4X3/4 in10MMX3.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904341935 N/A FCX-5-HUB-6-5/8-1-3/4X3/4KW; N/A 6-5/8 in N/A 1-3/4X3/4 in12MMX3.3MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
697904341966 N/A FCX-5-HUB-6-9/16-1-3/4X3/4KW; N/A 6-9/16 in N/A 1-3/4X3/4 in14MMX3.8MM mm N/A 584,890 in·lb66,084 N·m N/A 2500 rpm N/A 6.03 in N/A 10.24 in260 mm N/A
Unit of Measure
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