QUICK FLEX Standard Hubs with Keyway - Metric Bores On The Timken Company

Part Number	Description	Bore Size	Coupling Size	Keyway Size (mm)	Length thru Bore	CAD
88345045775	N/A QF10260X160MM	N/A 160 mm	N/A 10260	N/A 40x9.4	N/A 7.22 in183.4 mm	N/A
88345045805	N/A QF50X52MM	N/A 52 mm	N/A 50	N/A 16x4.3	N/A 2.16 in54.9 mm	N/A
88345045916	N/A QF1890X155MM	N/A 155 mm	N/A 1890	N/A 40x9.4	N/A 5.74 in145.8 mm	N/A
88345046040	N/A QF5S303X10MM	N/A 10 mm	N/A 5	N/A 3x1.4	N/A 1.08 in27.4 mm	N/A
88345046176	N/A QF175X85MMU	N/A 85 mm	N/A 175	N/A 22x5.4	N/A 2.67 in67.8 mm	N/A
88345046177	N/A QF5S303X17MMU	N/A 17 mm	N/A 5	N/A 5x2.3	N/A 1.08 in27.4 mm	N/A
88345046178	N/A QF5S303X18MMU	N/A 18 mm	N/A 5	N/A 6x2.8	N/A 1.08 in27.4 mm	N/A
88345046251	N/A QF1000S303X100MM	N/A 100 mm	N/A 1000	N/A 28x6.4	N/A 4.6 in116.8 mm	N/A
88345046346	N/A QF5S303X17MM	N/A 17 mm	N/A 5	N/A 5x2.3	N/A 1.08 in27.4 mm	N/A
88345047257	N/A QF1000X85MMU	N/A 85 mm	N/A 1000	N/A 22x5.4	N/A 4.6 in116.8 mm	N/A
88345047267	N/A QF250X75MMU	N/A 75 mm	N/A 250	N/A 20x4.9	N/A 3.1 in78.7 mm	N/A
88345047268	N/A QF250X85MMU	N/A 85 mm	N/A 250	N/A 22x5.4	N/A 3.1 in78.7 mm	N/A
88345049221	N/A QF15X38MME	N/A 38 mm	N/A 15	N/A 12 x 3.3	N/A 1.34 in34 mm	N/A
88345049320	N/A QF175X95MMU	N/A 95 mm	N/A 175	N/A 25x5.4	N/A 2.67 in67.8 mm	N/A
88345049732	N/A QF1000X70MM	N/A 70 mm	N/A 1000	N/A 20x4.9	N/A 4.6 in116.8 mm	N/A
88345049999	N/A QF175X75MMU	N/A 75 mm	N/A 175	N/A 20x4.9	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
88345050110	N/A QF10260X120MM	N/A 120 mm	N/A 10260	N/A 32x7.4	N/A 7.22 in183.4 mm	N/A
88345051435	N/A QF1000X140MMU	N/A 140 mm	N/A 1000	N/A 36x8.4	N/A 4.6 in116.8 mm	N/A
88345095288	N/A QF25S303X20MM	N/A 20.00 mm	N/A 25	N/A 6x2.8	N/A 1.81 in46 mm	N/A
88345095546	N/A QF1000X135MMU	N/A 135 mm	N/A 1000	N/A 36x8.4	N/A 4.6 in116.8 mm	N/A
88345095557	N/A QF175S303X80MMU	N/A 80 mm	N/A 175	N/A 22x5.4	N/A 2.67 in67.8 mm	N/A
88345095850	N/A QF175X65MM	N/A 65 mm	N/A 175	N/A 18x4.4	N/A 2.67 in67.8 mm	N/A
88345095851	N/A QF175X80MM	N/A 80 mm	N/A 175	N/A 22x5.4	N/A 2.67 in67.8 mm	N/A
88345095852	N/A QF500X110MM	N/A 110 mm	N/A 500	N/A 28x6.4	N/A 3.75 in95.3 mm	N/A

88345045775

N/A QF10260X160MM

N/A 160 mm

N/A 10260

N/A 40x9.4

N/A 7.22 in183.4 mm

N/A

88345045805

N/A QF50X52MM

N/A 52 mm

N/A 50

N/A 16x4.3

N/A 2.16 in54.9 mm

N/A

88345045916

N/A QF1890X155MM

N/A 155 mm

N/A 1890

N/A 40x9.4

N/A 5.74 in145.8 mm

N/A

88345046040

N/A QF5S303X10MM

N/A 10 mm

N/A 5

N/A 3x1.4

N/A 1.08 in27.4 mm

N/A

88345046176

N/A QF175X85MMU

N/A 85 mm

N/A 175

N/A 22x5.4

N/A 2.67 in67.8 mm

N/A

88345046177

N/A QF5S303X17MMU

N/A 17 mm

N/A 5

N/A 5x2.3

N/A 1.08 in27.4 mm

N/A

88345046178

N/A QF5S303X18MMU

N/A 18 mm

N/A 5

N/A 6x2.8

N/A 1.08 in27.4 mm

N/A

88345046251

N/A QF1000S303X100MM

N/A 100 mm

N/A 1000

N/A 28x6.4

N/A 4.6 in116.8 mm

N/A

88345046346

N/A QF5S303X17MM

N/A 17 mm

N/A 5

N/A 5x2.3

N/A 1.08 in27.4 mm

N/A

88345047257

N/A QF1000X85MMU

N/A 85 mm

N/A 1000

N/A 22x5.4

N/A 4.6 in116.8 mm

N/A

88345047267

N/A QF250X75MMU

N/A 75 mm

N/A 250

N/A 20x4.9

N/A 3.1 in78.7 mm

N/A

88345047268

N/A QF250X85MMU

N/A 85 mm

N/A 250

N/A 22x5.4

N/A 3.1 in78.7 mm

N/A

88345049221

N/A QF15X38MME

N/A 38 mm

N/A 15

N/A 12 x 3.3

N/A 1.34 in34 mm

N/A

88345049320

N/A QF175X95MMU

N/A 95 mm

N/A 175

N/A 25x5.4

N/A 2.67 in67.8 mm

N/A

88345049732

N/A QF1000X70MM

N/A 70 mm

N/A 1000

N/A 20x4.9

N/A 4.6 in116.8 mm

N/A

88345049999

N/A QF175X75MMU

N/A 75 mm

N/A 175

N/A 20x4.9

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

88345050110

N/A QF10260X120MM

N/A 120 mm

N/A 10260

N/A 32x7.4

N/A 7.22 in183.4 mm

N/A

88345051435

N/A QF1000X140MMU

N/A 140 mm

N/A 1000

N/A 36x8.4

N/A 4.6 in116.8 mm

N/A

88345095288

N/A QF25S303X20MM

N/A 20.00 mm

N/A 25

N/A 6x2.8

N/A 1.81 in46 mm

N/A

88345095546

N/A QF1000X135MMU

N/A 135 mm

N/A 1000

N/A 36x8.4

N/A 4.6 in116.8 mm

N/A

88345095557

N/A QF175S303X80MMU

N/A 80 mm

N/A 175

N/A 22x5.4

N/A 2.67 in67.8 mm

N/A

88345095850

N/A QF175X65MM

N/A 65 mm

N/A 175

N/A 18x4.4

N/A 2.67 in67.8 mm

N/A

88345095851

N/A QF175X80MM

N/A 80 mm

N/A 175

N/A 22x5.4

N/A 2.67 in67.8 mm

N/A

88345095852

N/A QF500X110MM

N/A 110 mm

N/A 500

N/A 28x6.4

N/A 3.75 in95.3 mm

N/A

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No Preference
10x3.3
12 x 3.3
12x3.3
14x3.8
16 x 4.3
16x4.3
18x4.4
20 x 4.9
20x4.9
22 x 5.4
22x5.4
25x5.4
28x6.4
32x7.4
36x8.4
3x1.4
40x9.4
45x10.4
4x1.8
50x11.4
56x12.4
5x2.3
6x2.8
8 x 3.3
8x3.3

Bore Size (mm)

Coupling Size

Keyway Size

Part Number

Description

Bore Size

Coupling Size

Keyway Size (mm)

Length thru Bore

CAD