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
88345044312	N/A QF3150X165MM	N/A 165 mm	N/A 3150	N/A 40x9.4	N/A 6.18 in157 mm	N/A
88345044313	N/A QF3150X170MM	N/A 170 mm	N/A 3150	N/A 40x9.4	N/A 6.18 in157 mm	N/A
88345044314	N/A QF3150X180MMU	N/A 180 mm	N/A 3150	N/A 45x10.4	N/A 6.18 in157 mm	N/A
88345044315	N/A QF3150X190MMU	N/A 190 mm	N/A 3150	N/A 45x10.4	N/A 6.18 in157 mm	N/A
88345044316	N/A QF3150X200MMU	N/A 200 mm	N/A 3150	N/A 45x10.4	N/A 6.18 in157 mm	N/A
88345044334	N/A QF3150X70MM	N/A 70 mm	N/A 3150	N/A 20x4.9	N/A 6.18 in157 mm	N/A
88345044363	N/A QF500S303X110MM	N/A 110 mm	N/A 500	N/A 28x6.4	N/A 3.75 in95.3 mm	N/A
88345044377	N/A QF500S303X65MM	N/A 65 mm	N/A 500	N/A 18x4.4	N/A 3.75 in95.3 mm	N/A
88345044378	N/A QF500S303X80MM	N/A 80 mm	N/A 500	N/A 22x5.4	N/A 3.75 in95.3 mm	N/A
88345044379	N/A QF500X100MM	N/A 100 mm	N/A 500	N/A 28x6.4	N/A 3.75 in95.3 mm	N/A
88345044380	N/A QF500X110MMU	N/A 110 mm	N/A 500	N/A 28x6.4	N/A 3.75 in95.3 mm	N/A
88345044407	N/A QF500X60MMU	N/A 60 mm	N/A 500	N/A 18x4.4	N/A 3.75 in95.3 mm	N/A
88345044409	N/A QF500X65MM	N/A 65 mm	N/A 500	N/A 18x4.4	N/A 3.75 in95.3 mm	N/A
88345044411	N/A QF500X75MM	N/A 75 mm	N/A 500	N/A 20x4.9	N/A 3.75 in95.3 mm	N/A
88345044412	N/A QF500X89MM	N/A 89 mm	N/A 500	N/A 25x5.4	N/A 3.75 in95.3 mm	N/A
88345044413	N/A QF500X95MM	N/A 95 mm	N/A 500	N/A 25x5.4	N/A 3.75 in95.3 mm	N/A
88345044425	N/A QF50S303X40MM	N/A 40 mm	N/A 50	N/A 12x3.3	N/A 2.16 in54.9 mm	N/A
88345044427	N/A QF50S303X48MM	N/A 48 mm	N/A 50	N/A 14x3.8	N/A 2.16 in54.9 mm	N/A
88345044428	N/A QF50S303X50MM	N/A 50 mm	N/A 50	N/A 14x3.8	N/A 2.16 in54.9 mm	N/A
88345044445	N/A QF50X22MM	N/A 22 mm	N/A 50	N/A 6x2.8	N/A 2.16 in54.9 mm	N/A
88345044448	N/A QF50X24MM	N/A 24.00 mm	N/A 50	N/A 8x3.3	N/A 2.16 in54.9 mm	N/A
88345044450	N/A QF50X25MM	N/A 25.00 mm	N/A 50	N/A 8x3.3	N/A 2.16 in54.9 mm	N/A
88345044454	N/A QF50X28MM	N/A 28 mm	N/A 50	N/A 8x3.3	N/A 2.16 in54.9 mm	N/A
88345045694	N/A QF10260X200MMU	N/A 200 mm	N/A 10260	N/A 45x10.4	N/A 7.22 in183.4 mm	N/A
88345045749	N/A QF500X80MMU	N/A 80 mm	N/A 500	N/A 22x5.4	N/A 3.75 in95.3 mm	N/A

88345044312

N/A QF3150X165MM

N/A 165 mm

N/A 3150

N/A 40x9.4

N/A 6.18 in157 mm

N/A

88345044313

N/A QF3150X170MM

N/A 170 mm

N/A 3150

N/A 40x9.4

N/A 6.18 in157 mm

N/A

88345044314

N/A QF3150X180MMU

N/A 180 mm

N/A 3150

N/A 45x10.4

N/A 6.18 in157 mm

N/A

88345044315

N/A QF3150X190MMU

N/A 190 mm

N/A 3150

N/A 45x10.4

N/A 6.18 in157 mm

N/A

88345044316

N/A QF3150X200MMU

N/A 200 mm

N/A 3150

N/A 45x10.4

N/A 6.18 in157 mm

N/A

88345044334

N/A QF3150X70MM

N/A 70 mm

N/A 3150

N/A 20x4.9

N/A 6.18 in157 mm

N/A

88345044363

N/A QF500S303X110MM

N/A 110 mm

N/A 500

N/A 28x6.4

N/A 3.75 in95.3 mm

N/A

88345044377

N/A QF500S303X65MM

N/A 65 mm

N/A 500

N/A 18x4.4

N/A 3.75 in95.3 mm

N/A

88345044378

N/A QF500S303X80MM

N/A 80 mm

N/A 500

N/A 22x5.4

N/A 3.75 in95.3 mm

N/A

88345044379

N/A QF500X100MM

N/A 100 mm

N/A 500

N/A 28x6.4

N/A 3.75 in95.3 mm

N/A

88345044380

N/A QF500X110MMU

N/A 110 mm

N/A 500

N/A 28x6.4

N/A 3.75 in95.3 mm

N/A

88345044407

N/A QF500X60MMU

N/A 60 mm

N/A 500

N/A 18x4.4

N/A 3.75 in95.3 mm

N/A

88345044409

N/A QF500X65MM

N/A 65 mm

N/A 500

N/A 18x4.4

N/A 3.75 in95.3 mm

N/A

88345044411

N/A QF500X75MM

N/A 75 mm

N/A 500

N/A 20x4.9

N/A 3.75 in95.3 mm

N/A

88345044412

N/A QF500X89MM

N/A 89 mm

N/A 500

N/A 25x5.4

N/A 3.75 in95.3 mm

N/A

88345044413

N/A QF500X95MM

N/A 95 mm

N/A 500

N/A 25x5.4

N/A 3.75 in95.3 mm

N/A

88345044425

N/A QF50S303X40MM

N/A 40 mm

N/A 50

N/A 12x3.3

N/A 2.16 in54.9 mm

N/A

88345044427

N/A QF50S303X48MM

N/A 48 mm

N/A 50

N/A 14x3.8

N/A 2.16 in54.9 mm

N/A

88345044428

N/A QF50S303X50MM

N/A 50 mm

N/A 50

N/A 14x3.8

N/A 2.16 in54.9 mm

N/A

88345044445

N/A QF50X22MM

N/A 22 mm

N/A 50

N/A 6x2.8

N/A 2.16 in54.9 mm

N/A

88345044448

N/A QF50X24MM

N/A 24.00 mm

N/A 50

N/A 8x3.3

N/A 2.16 in54.9 mm

N/A

88345044450

N/A QF50X25MM

N/A 25.00 mm

N/A 50

N/A 8x3.3

N/A 2.16 in54.9 mm

N/A

88345044454

N/A QF50X28MM

N/A 28 mm

N/A 50

N/A 8x3.3

N/A 2.16 in54.9 mm

N/A

88345045694

N/A QF10260X200MMU

N/A 200 mm

N/A 10260

N/A 45x10.4

N/A 7.22 in183.4 mm

N/A

88345045749

N/A QF500X80MMU

N/A 80 mm

N/A 500

N/A 22x5.4

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