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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QUICK FLEX couplings consist of two hubs, one insert, and a cover.
QUICK FLEX Coupling Hub Photo
Unit of Measure
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Part Number

Description 

Bore Size 

Coupling Size

Keyway Size (W x D)

Length thru Bore

CAD

88345043981 N/A QF100S303X3 N/A 3 in N/A 100 N/A 3/4X3/8 in N/A 2.46 in62.5 mm N/A
88345005170 N/A QF100X3 N/A 3 in N/A 100 N/A 3/4X3/8 in N/A 2.46 in62.5 mm N/A
88345043737 N/A QF100X3U N/A 3 in N/A 100 N/A 3/4X3/8 in N/A 2.46 in62.5 mm N/A
88345096035 N/A QF100S303X1-1/2 N/A 1-1/2 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345005156 N/A QF100X1-1/2 N/A 1-1/2 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345049837 N/A QF100X1-1/2E N/A 1-1/2 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345042865 N/A QF100X1-1/2U N/A 1-1/2 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345096032 N/A QF100S303X2-1/2 N/A 2-1/2 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345005161 N/A QF100X2-1/2 N/A 2-1/2 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345043989 N/A QF100X2-1/2E N/A 2-1/2 in N/A 100 N/A 3/4X3/8 in N/A 2.46 in62.5 mm N/A
88345042870 N/A QF100X2-1/2U N/A 2-1/2 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345040983 N/A QF100X1-1/4 N/A 1-1/4 in N/A 100 N/A 1/4x1/8 in N/A 2.46 in62.5 mm N/A
88345042866 N/A QF100X1-1/4E N/A 1-1/4 in N/A 100 N/A 5/16X5/32 in N/A 2.46 in62.5 mm N/A
88345042834 N/A QF100S303X1-3/4 N/A 1-3/4 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345005157 N/A QF100X1-3/4 N/A 1-3/4 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345043731 N/A QF100X1-3/4U N/A 1-3/4 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345095889 N/A QF100S303X2-1/4 N/A 2-1/4 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345005162 N/A QF100X2-1/4 N/A 2-1/4 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345043990 N/A QF100X2-1/4E N/A 2-1/4 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345043223 N/A QF100X2-1/4U N/A 2-1/4 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345095890 N/A QF100S303X2-3/4 N/A 2-3/4 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345005164 N/A QF100X2-3/4 N/A 2-3/4 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345042875 N/A QF100X2-3/4U N/A 2-3/4 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345043969 N/A QF100S303X1-1/8 N/A 1-1/8 in N/A 100 N/A 1/4x1/8 in N/A 2.46 in62.5 mm N/A
88345041032 N/A QF100X1-1/8 N/A 1-1/8 in N/A 100 N/A 1/4x1/8 in N/A 2.46 in62.5 mm N/A
Unit of Measure
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