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  • QUICK FLEX Coupling Hub Photo
  • QF cutaway 1
  • QuickFlex-Dim
QUICK FLEX couplings consist of two hubs, one insert, and a cover.
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Bore Size (mm)

Coupling Size

Keyway Size

Part Number

Description 

Bore Size

Coupling Size

Keyway Size (mm)

Length thru Bore

CAD

N/A QF25S303X42MM N/A 42 mm N/A 25 N/A 12X3.3 N/A 1.81 in46 mm N/A
N/A QF25X42MM N/A 42 mm N/A 25 N/A 12X3.3 N/A 1.81 in46 mm N/A
N/A QF25X42MMU N/A 42 mm N/A 25 N/A 12X3.3 N/A 1.81 in46 mm N/A
N/A QF25X43MM N/A 43 mm N/A 25 N/A 12X3.3 N/A 1.81 in46 mm N/A
N/A QF25S303X45MM N/A 45 mm N/A 25 N/A 14X3.8 N/A 1.81 in46 mm N/A
N/A QF25X45MM N/A 45 mm N/A 25 N/A 14X3.8 N/A 1.81 in46 mm N/A
N/A QF50X40MM N/A 40 mm N/A 50 N/A 12X3.3 N/A 2.16 in54.9 mm N/A
N/A QF50X40MMU N/A 40 mm N/A 50 N/A 12X3.3 N/A 2.16 in54.9 mm N/A
N/A QF50X42MM N/A 42 mm N/A 50 N/A 12X3.3 N/A 2.16 in54.9 mm N/A
N/A QF50X42MMU N/A 42 mm N/A 50 N/A 12X3.3 N/A 2.16 in54.9 mm N/A
N/A QF50S303X45MM N/A 45 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50X45MM N/A 45 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50X45MMU N/A 45 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50S303X48MM N/A 48 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50X48MM N/A 48 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50X48MMU N/A 48 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50S303X50MM N/A 50 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50X50MM N/A 50 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50X50MMU N/A 50 mm N/A 50 N/A 14X3.8 N/A 2.16 in54.9 mm N/A
N/A QF50X50MME N/A 50 mm N/A 50 N/A 16 x 4.3 N/A 2.16 in54.9 mm N/A
N/A QF50X52MM N/A 52 mm N/A 50 N/A 16X4.3 N/A 2.16 in54.9 mm N/A
N/A QF50X55MM N/A 55 mm N/A 50 N/A 16X4.3 N/A 2.16 in54.9 mm N/A
N/A QF50X55MMU N/A 55 mm N/A 50 N/A 16X4.3 N/A 2.16 in54.9 mm N/A
N/A QF50S303X60MM N/A 60 mm N/A 50 N/A 18X4.4 N/A 2.16 in54.9 mm N/A
N/A QF50X60MM N/A 60 mm N/A 50 N/A 18X4.4 N/A 2.16 in54.9 mm N/A
N/A QF50X60MMU N/A 60 mm N/A 50 N/A 18X4.4 N/A 2.16 in54.9 mm N/A
N/A QF100X30MM N/A 30 mm N/A 100 N/A 8X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100X32MM N/A 32 mm N/A 100 N/A 10X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100X35MM N/A 35 mm N/A 100 N/A 10X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100S303X38MM N/A 38 mm N/A 100 N/A 10X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100X38MM N/A 38 mm N/A 100 N/A 10X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100S303X40MM N/A 40 mm N/A 100 N/A 12X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100X40MM N/A 40 mm N/A 100 N/A 12X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100X42MM N/A 42 mm N/A 100 N/A 12X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100X42MMU N/A 42 mm N/A 100 N/A 12X3.3 N/A 2.46 in62.5 mm N/A
N/A QF100X45MM N/A 45 mm N/A 100 N/A 14X3.8 N/A 2.46 in62.5 mm N/A
N/A QF100X45MMU N/A 45 mm N/A 100 N/A 14X3.8 N/A 2.46 in62.5 mm N/A
N/A QF100S303X48MM N/A 48 mm N/A 100 N/A 14X3.8 N/A 2.46 in62.5 mm N/A
N/A QF100X48MM N/A 48 mm N/A 100 N/A 14X3.8 N/A 2.46 in62.5 mm N/A
N/A QF100X48MMU N/A 48 mm N/A 100 N/A 14X3.8 N/A 2.46 in62.5 mm N/A
N/A QF100S303X50MM N/A 50 mm N/A 100 N/A 14X3.8 N/A 2.46 in62.5 mm N/A
N/A QF100X50MM N/A 50 mm N/A 100 N/A 14X3.8 N/A 2.46 in62.5 mm N/A
N/A QF100X50MMU N/A 50 mm N/A 100 N/A 14X3.8 N/A 2.46 in62.5 mm N/A
N/A QF100X50MME N/A 50 mm N/A 100 N/A 16 x 4.3 N/A 2.46 in62.5 mm N/A
N/A QF100X54MM N/A 54 mm N/A 100 N/A 16X4.3 N/A 2.46 in62.5 mm N/A
N/A QF100X55MM N/A 55 mm N/A 100 N/A 16X4.3 N/A 2.46 in62.5 mm N/A
N/A QF100X55MMU N/A 55 mm N/A 100 N/A 16X4.3 N/A 2.46 in62.5 mm N/A
N/A QF100S303X60MM N/A 60 mm N/A 100 N/A 18X4.4 N/A 2.46 in62.5 mm N/A
N/A QF100X60MM N/A 60 mm N/A 100 N/A 18X4.4 N/A 2.46 in62.5 mm N/A
N/A QF100X60MMU N/A 60 mm N/A 100 N/A 18X4.4 N/A 2.46 in62.5 mm N/A
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