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 single ended spacer couplings consist of one standard coupling hub, one flanged spacer hub, one spacer body, one insert, and one cover with included hardware.
QUICK FLEX flanged spacer hub
Unit of Measure
1 2 

Part Number

Description 

Bore Size

Coupling Size

Keyway Size (mm)

CAD

88345043790 N/A QF175SPHUBX50MM N/A 50 mm N/A 175 N/A 18X4.4 N/A
88345043791 N/A QF175SPHUBX55MMU N/A 55 mm N/A 175 N/A 18X4.4 N/A
88345043792 N/A QF175SPHUBX65MM N/A 65 mm N/A 175 N/A 20X4.9 N/A
88345043793 N/A QF175SPHUBX70MM N/A 70 mm N/A 175 N/A 20X4.9 N/A
88345043794 N/A QF175SPHUBX75MM N/A 75 mm N/A 175 N/A 20X4.9 N/A
88345043795 N/A QF175SPHUBX75MMU N/A 75 mm N/A 175 N/A 20X4.9 N/A
88345043796 N/A QF175SPHUBX80MM N/A 80 mm N/A 175 N/A 22X5.4 N/A
88345043797 N/A QF175SPHUBX80MMU N/A 80 mm N/A 175 N/A 22X5.4 N/A
88345042959 N/A QF175SPHUBX85MM N/A 85 mm N/A 175 N/A 22X5.4 N/A
88345042960 N/A QF175SPHUBX90MM N/A 90 mm N/A 175 N/A 25x5.4 N/A
88345043814 N/A QF250SPHUBX65MM N/A 65 mm N/A 250 N/A 25x5.4 N/A
88345043815 N/A QF250SPHUBX70MM N/A 70 mm N/A 250 N/A 20X4.9 N/A
88345043816 N/A QF250SPHUBX80MM N/A 80 mm N/A 250 N/A 25x5.4 N/A
88345095967 N/A QF250SPHUBX90MM N/A 90 mm N/A 250 N/A 28x6.4 N/A
88345043817 N/A QF250SPHUBX95MM N/A 95 mm N/A 250 N/A 28x6.4 N/A
88345096440 N/A QF250SPHUBX100MM N/A 100 mm N/A 250 N/A 28x6.4 N/A
88345043845 N/A QF500SPHUBX110MM N/A 110 mm N/A 500 N/A 28x6.4 N/A
88345043233 N/A QF1000SPHUBX135MM N/A 135 mm N/A 1000 N/A 36x8.4 N/A
88345043798 N/A QF1890SPHUBX110MM N/A 110 mm N/A 1890 N/A 36x8.4 N/A
88345043799 N/A QF1890SPHUBX140MMU N/A 140 mm N/A 1890 N/A 36x8.4 N/A
88345043800 N/A QF1890SPHUBX145MMU N/A 145 mm N/A 1890 N/A 36x8.4 N/A
88345043839 N/A QF3150SPHUBX150MMU N/A 150 mm N/A 3150 N/A 45x10.4 N/A
88345043840 N/A QF3150SPHUBX180MM N/A 180 mm N/A 3150 N/A 45x10.4 N/A
Unit of Measure
1 2