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

88345043728 N/A QF100X1-7/16 N/A 1-7/16 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345043729 N/A QF100X1-7/16U N/A 1-7/16 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345042868 N/A QF100X1-11/16 N/A 1-11/16 in N/A 100 N/A 3/8x3/16 in N/A 2.46 in62.5 mm N/A
88345043970 N/A QF100S303X1-15/16 N/A 1-15/16 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345031048 N/A QF100X1-15/16 N/A 1-15/16 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345043732 N/A QF100X1-15/16U N/A 1-15/16 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345043977 N/A QF100S303X2-3/16 N/A 2-3/16 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345096000 N/A QF100X2-3/16 N/A 2-3/16 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345043992 N/A QF100X2-3/16E N/A 2-3/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345043734 N/A QF100X2-3/16U N/A 2-3/16 in N/A 100 N/A 1/2X1/4 in N/A 2.46 in62.5 mm N/A
88345043978 N/A QF100S303X2-5/16 N/A 2-5/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345045883 N/A QF100X2-5/16 N/A 2-5/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345047346 N/A QF100X2-5/16U N/A 2-5/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345043980 N/A QF100S303X2-7/16 N/A 2-7/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345005168 N/A QF100X2-7/16 N/A 2-7/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345043735 N/A QF100X2-7/16U N/A 2-7/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345042879 N/A QF100X2-9/16 N/A 2-9/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345042872 N/A QF100X2-11/16 N/A 2-11/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345043991 N/A QF100X2-11/16U N/A 2-11/16 in N/A 100 N/A 5/8X5/16 in N/A 2.46 in62.5 mm N/A
88345042873 N/A QF100X2-13/16 N/A 2-13/16 in N/A 100 N/A 3/4X3/8 in N/A 2.46 in62.5 mm N/A
88345043976 N/A QF100S303X2-15/16 N/A 2-15/16 in N/A 100 N/A 3/4X3/8 in N/A 2.46 in62.5 mm N/A
88345005163 N/A QF100X2-15/16 N/A 2-15/16 in N/A 100 N/A 3/4X3/8 in N/A 2.46 in62.5 mm N/A
88345042874 N/A QF100X2-15/16U N/A 2-15/16 in N/A 100 N/A 3/4X3/8 in N/A 2.46 in62.5 mm N/A
88345043995 N/A QF100X3/4 N/A 3/4 in N/A 100 N/A 3/16X3/32 in N/A 2.46 in62.5 mm N/A
88345044003 N/A QF100X7/8 N/A 7/8 in N/A 100 N/A 3/16X3/32 in N/A 2.46 in62.5 mm N/A
Unit of Measure
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