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
88345043685	N/A QF15X32MMU	N/A 32.00 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 mm	N/A
88345043686	N/A QF15X34MM	N/A 34 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 mm	N/A
88345043687	N/A QF15X34MMU	N/A 34 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 mm	N/A
88345032890	N/A QF15S303X35MM	N/A 35 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 mm	N/A
88345031033	N/A QF15X35MM	N/A 35 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 mm	N/A
88345043214	N/A QF15X35MMU	N/A 35 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 mm	N/A
88345032891	N/A QF15S303X38MM	N/A 38 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
88345095983	N/A QF15X38MMU	N/A 38 mm	N/A 15	N/A 10x3.3	N/A 1.34 in34 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
88345032892	N/A QF15S303X40MM	N/A 40 mm	N/A 15	N/A 12x3.3	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
88345043688	N/A QF15X40MMU	N/A 40 mm	N/A 15	N/A 12x3.3	N/A 1.34 in34 mm	N/A
88345044279	N/A QF25X12MM	N/A 12 mm	N/A 25	N/A 4x1.8	N/A 1.81 in46 mm	N/A
88345044285	N/A QF25X18MM	N/A 18 mm	N/A 25	N/A 6x2.8	N/A 1.81 in46 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
88345043694	N/A QF25X19MMU	N/A 19.00 mm	N/A 25	N/A 6x2.8	N/A 1.81 in46 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
88345043108	N/A QF25X20MM	N/A 20.00 mm	N/A 25	N/A 6x2.8	N/A 1.81 in46 mm	N/A
88345043695	N/A QF25X20MMU	N/A 20.00 mm	N/A 25	N/A 6x2.8	N/A 1.81 in46 mm	N/A
88345043696	N/A QF25X22MM	N/A 22 mm	N/A 25	N/A 6x2.8	N/A 1.81 in46 mm	N/A
88345043697	N/A QF25X22MMU	N/A 22 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
88345043698	N/A QF25X24MMU	N/A 24.00 mm	N/A 25	N/A 8x3.3	N/A 1.81 in46 mm	N/A
88345043076	N/A QF25S303X25MM	N/A 25.00 mm	N/A 25	N/A 8x3.3	N/A 1.81 in46 mm	N/A

88345043685

N/A QF15X32MMU

N/A 32.00 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 mm

N/A

88345043686

N/A QF15X34MM

N/A 34 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 mm

N/A

88345043687

N/A QF15X34MMU

N/A 34 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 mm

N/A

88345032890

N/A QF15S303X35MM

N/A 35 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 mm

N/A

88345031033

N/A QF15X35MM

N/A 35 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 mm

N/A

88345043214

N/A QF15X35MMU

N/A 35 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 mm

N/A

88345032891

N/A QF15S303X38MM

N/A 38 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

88345095983

N/A QF15X38MMU

N/A 38 mm

N/A 15

N/A 10x3.3

N/A 1.34 in34 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

88345032892

N/A QF15S303X40MM

N/A 40 mm

N/A 15

N/A 12x3.3

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

88345043688

N/A QF15X40MMU

N/A 40 mm

N/A 15

N/A 12x3.3

N/A 1.34 in34 mm

N/A

88345044279

N/A QF25X12MM

N/A 12 mm

N/A 25

N/A 4x1.8

N/A 1.81 in46 mm

N/A

88345044285

N/A QF25X18MM

N/A 18 mm

N/A 25

N/A 6x2.8

N/A 1.81 in46 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

88345043694

N/A QF25X19MMU

N/A 19.00 mm

N/A 25

N/A 6x2.8

N/A 1.81 in46 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

88345043108

N/A QF25X20MM

N/A 20.00 mm

N/A 25

N/A 6x2.8

N/A 1.81 in46 mm

N/A

88345043695

N/A QF25X20MMU

N/A 20.00 mm

N/A 25

N/A 6x2.8

N/A 1.81 in46 mm

N/A

88345043696

N/A QF25X22MM

N/A 22 mm

N/A 25

N/A 6x2.8

N/A 1.81 in46 mm

N/A

88345043697

N/A QF25X22MMU

N/A 22 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

88345043698

N/A QF25X24MMU

N/A 24.00 mm

N/A 25

N/A 8x3.3

N/A 1.81 in46 mm

N/A

88345043076

N/A QF25S303X25MM

N/A 25.00 mm

N/A 25

N/A 8x3.3

N/A 1.81 in46 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