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
88345005172	N/A QF100X50MM	N/A 50 mm	N/A 100	N/A 14x3.8	N/A 2.46 in62.5 mm	N/A
88345005173	N/A QF100X55MM	N/A 55 mm	N/A 100	N/A 16x4.3	N/A 2.46 in62.5 mm	N/A
88345005174	N/A QF100X60MM	N/A 60 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
88345005176	N/A QF100X70MM	N/A 70 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
88345005223	N/A QF15X19MM	N/A 19.00 mm	N/A 15	N/A 6x2.8	N/A 1.34 in34 mm	N/A
88345005224	N/A QF15X24MM	N/A 24.00 mm	N/A 15	N/A 8x3.3	N/A 1.34 in34 mm	N/A
88345005225	N/A QF15X25MM	N/A 25.00 mm	N/A 15	N/A 8x3.3	N/A 1.34 in34 mm	N/A
88345005226	N/A QF15X28MM	N/A 28 mm	N/A 15	N/A 8x3.3	N/A 1.34 in34 mm	N/A
88345005228	N/A QF15X30MM	N/A 30 mm	N/A 15	N/A 8x3.3	N/A 1.34 in34 mm	N/A
88345005229	N/A QF15X32MM	N/A 32.00 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 mm	N/A
88345005230	N/A QF15X38MM	N/A 38 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 mm	N/A
88345005231	N/A QF15X40MM	N/A 40 mm	N/A 15	N/A 12x3.3	N/A 1.34 in34 mm	N/A
88345005316	N/A QF25X19MM	N/A 19.00 mm	N/A 25	N/A 6x2.8	N/A 1.81 in46 mm	N/A
88345005319	N/A QF25X24MM	N/A 24.00 mm	N/A 25	N/A 8x3.3	N/A 1.81 in46 mm	N/A
88345005320	N/A QF25X25MM	N/A 25.00 mm	N/A 25	N/A 8x3.3	N/A 1.81 in46 mm	N/A
88345005321	N/A QF25X28MM	N/A 28 mm	N/A 25	N/A 8x3.3	N/A 1.81 in46 mm	N/A
88345005323	N/A QF25X30MM	N/A 30 mm	N/A 25	N/A 8x3.3	N/A 1.81 in46 mm	N/A
88345005324	N/A QF25X32MM	N/A 32.00 mm	N/A 25	N/A 10x3.3	N/A 1.81 in46 mm	N/A
88345005326	N/A QF25X40MM	N/A 40 mm	N/A 25	N/A 12x3.3	N/A 1.81 in46 mm	N/A
88345005328	N/A QF25X48MM	N/A 48 mm	N/A 25	N/A 14x3.8	N/A 1.81 in46 mm	N/A
88345005329	N/A QF25X50MM	N/A 50 mm	N/A 25	N/A 14x3.8	N/A 1.81 in46 mm	N/A
88345028590	N/A QF25X34MM	N/A 34 mm	N/A 25	N/A 10x3.3	N/A 1.81 in46 mm	N/A
88345031031	N/A QF15X20MM	N/A 20.00 mm	N/A 15	N/A 6x2.8	N/A 1.34 in34 mm	N/A

88345005172

N/A QF100X50MM

N/A 50 mm

N/A 100

N/A 14x3.8

N/A 2.46 in62.5 mm

N/A

88345005173

N/A QF100X55MM

N/A 55 mm

N/A 100

N/A 16x4.3

N/A 2.46 in62.5 mm

N/A

88345005174

N/A QF100X60MM

N/A 60 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

88345005176

N/A QF100X70MM

N/A 70 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

88345005223

N/A QF15X19MM

N/A 19.00 mm

N/A 15

N/A 6x2.8

N/A 1.34 in34 mm

N/A

88345005224

N/A QF15X24MM

N/A 24.00 mm

N/A 15

N/A 8x3.3

N/A 1.34 in34 mm

N/A

88345005225

N/A QF15X25MM

N/A 25.00 mm

N/A 15

N/A 8x3.3

N/A 1.34 in34 mm

N/A

88345005226

N/A QF15X28MM

N/A 28 mm

N/A 15

N/A 8x3.3

N/A 1.34 in34 mm

N/A

88345005228

N/A QF15X30MM

N/A 30 mm

N/A 15

N/A 8x3.3

N/A 1.34 in34 mm

N/A

88345005229

N/A QF15X32MM

N/A 32.00 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 mm

N/A

88345005230

N/A QF15X38MM

N/A 38 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 mm

N/A

88345005231

N/A QF15X40MM

N/A 40 mm

N/A 15

N/A 12x3.3

N/A 1.34 in34 mm

N/A

88345005316

N/A QF25X19MM

N/A 19.00 mm

N/A 25

N/A 6x2.8

N/A 1.81 in46 mm

N/A

88345005319

N/A QF25X24MM

N/A 24.00 mm

N/A 25

N/A 8x3.3

N/A 1.81 in46 mm

N/A

88345005320

N/A QF25X25MM

N/A 25.00 mm

N/A 25

N/A 8x3.3

N/A 1.81 in46 mm

N/A

88345005321

N/A QF25X28MM

N/A 28 mm

N/A 25

N/A 8x3.3

N/A 1.81 in46 mm

N/A

88345005323

N/A QF25X30MM

N/A 30 mm

N/A 25

N/A 8x3.3

N/A 1.81 in46 mm

N/A

88345005324

N/A QF25X32MM

N/A 32.00 mm

N/A 25

N/A 10x3.3

N/A 1.81 in46 mm

N/A

88345005326

N/A QF25X40MM

N/A 40 mm

N/A 25

N/A 12x3.3

N/A 1.81 in46 mm

N/A

88345005328

N/A QF25X48MM

N/A 48 mm

N/A 25

N/A 14x3.8

N/A 1.81 in46 mm

N/A

88345005329

N/A QF25X50MM

N/A 50 mm

N/A 25

N/A 14x3.8

N/A 1.81 in46 mm

N/A

88345028590

N/A QF25X34MM

N/A 34 mm

N/A 25

N/A 10x3.3

N/A 1.81 in46 mm

N/A

88345031031

N/A QF15X20MM

N/A 20.00 mm

N/A 15

N/A 6x2.8

N/A 1.34 in34 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