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 (mm)

Length thru Bore

CAD

88345096457 N/A QF100X63MM N/A 63 mm N/A 100 N/A 18X4.4 N/A 2.46 in62.5 mm N/A
88345043986 N/A QF100S303X65MM N/A 65 mm N/A 100 N/A 18X4.4 N/A 2.46 in62.5 mm N/A
88345005175 N/A QF100X65MM N/A 65 mm N/A 100 N/A 18X4.4 N/A 2.46 in62.5 mm N/A
88345043744 N/A QF100X65MMU N/A 65 mm N/A 100 N/A 18X4.4 N/A 2.46 in62.5 mm N/A
88345096377 N/A QF100S303X70MM N/A 70 mm N/A 100 N/A 20X4.9 N/A 2.46 in62.5 mm N/A
88345005176 N/A QF100X70MM N/A 70 mm N/A 100 N/A 20X4.9 N/A 2.46 in62.5 mm N/A
88345042885 N/A QF100X70MMU N/A 70 mm N/A 100 N/A 20X4.9 N/A 2.46 in62.5 mm N/A
88345044005 N/A QF100X73MM N/A 73 mm N/A 100 N/A 20X4.9 N/A 2.46 in62.5 mm N/A
88345095986 N/A QF100S303X75MM N/A 75 mm N/A 100 N/A 20X4.9 N/A 2.46 in62.5 mm N/A
88345005177 N/A QF100X75MM N/A 75 mm N/A 100 N/A 20X4.9 N/A 2.46 in62.5 mm N/A
88345042886 N/A QF100X75MMU N/A 75 mm N/A 100 N/A 20X4.9 N/A 2.46 in62.5 mm N/A
88345044131 N/A QF175X35MM N/A 35 mm N/A 175 N/A 10X3.3 N/A 2.67 in67.8 mm N/A
88345050078 N/A QF175X39MM N/A 39 mm N/A 175 N/A 12X3.3 N/A 2.67 in67.8 mm N/A
88345043000 N/A QF175X40MM N/A 40 mm N/A 175 N/A 12X3.3 N/A 2.67 in67.8 mm N/A
88345043001 N/A QF175X42MM N/A 42 mm N/A 175 N/A 12X3.3 N/A 2.67 in67.8 mm N/A
88345044134 N/A QF175X42MMU N/A 42 mm N/A 175 N/A 12X3.3 N/A 2.67 in67.8 mm N/A
88345096002 N/A QF175X45MM N/A 45 mm N/A 175 N/A 14X3.8 N/A 2.67 in67.8 mm N/A
88345044103 N/A QF175S303X50MM N/A 50 mm N/A 175 N/A 14X3.8 N/A 2.67 in67.8 mm N/A
88345096052 N/A QF175X50MM N/A 50 mm N/A 175 N/A 14X3.8 N/A 2.67 in67.8 mm N/A
88345043002 N/A QF175X50MMU N/A 50 mm N/A 175 N/A 14X3.8 N/A 2.67 in67.8 mm N/A
88345044136 N/A QF175X52MM N/A 52 mm N/A 175 N/A 16X4.3 N/A 2.67 in67.8 mm N/A
88345043003 N/A QF175X55MM N/A 55 mm N/A 175 N/A 16X4.3 N/A 2.67 in67.8 mm N/A
88345043005 N/A QF175X55MMU N/A 55 mm N/A 175 N/A 16X4.3 N/A 2.67 in67.8 mm N/A
88345044138 N/A QF175X56MMU N/A 56 mm N/A 175 N/A 16X4.3 N/A 2.67 in67.8 mm N/A
88345044139 N/A QF175X58MM N/A 58 mm N/A 175 N/A 16X4.3 N/A 2.67 in67.8 mm N/A
Unit of Measure
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