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
88345043013	N/A QF1890X150MM	N/A 150 mm	N/A 1890	N/A 36x8.4	N/A 5.74 in145.8 mm	N/A
88345043014	N/A QF1890X150MMU	N/A 150 mm	N/A 1890	N/A 36x8.4	N/A 5.74 in145.8 mm	N/A
88345043015	N/A QF1890X160MM	N/A 160 mm	N/A 1890	N/A 40x9.4	N/A 5.74 in145.8 mm	N/A
88345043016	N/A QF1890X170MMU	N/A 170 mm	N/A 1890	N/A 40x9.4	N/A 5.74 in145.8 mm	N/A
88345043031	N/A QF250X100MM	N/A 100 mm	N/A 250	N/A 28x6.4	N/A 3.1 in78.7 mm	N/A
88345043032	N/A QF250X100MMU	N/A 100 mm	N/A 250	N/A 28x6.4	N/A 3.1 in78.7 mm	N/A
88345043056	N/A QF250X75MM	N/A 75 mm	N/A 250	N/A 20x4.9	N/A 3.1 in78.7 mm	N/A
88345043057	N/A QF250X90MM	N/A 90 mm	N/A 250	N/A 25x5.4	N/A 3.1 in78.7 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
88345043077	N/A QF25S303X30MM	N/A 30 mm	N/A 25	N/A 8x3.3	N/A 1.81 in46 mm	N/A
88345043078	N/A QF25S303X32MM	N/A 32.00 mm	N/A 25	N/A 10x3.3	N/A 1.81 in46 mm	N/A
88345043079	N/A QF25S303X40MM	N/A 40 mm	N/A 25	N/A 12x3.3	N/A 1.81 in46 mm	N/A
88345043080	N/A QF25S303X42MM	N/A 42 mm	N/A 25	N/A 12x3.3	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
88345043111	N/A QF25X48MMU	N/A 48 mm	N/A 25	N/A 14x3.8	N/A 1.81 in46 mm	N/A
88345043114	N/A QF3150X140MM	N/A 140 mm	N/A 3150	N/A 36x8.4	N/A 6.18 in157 mm	N/A
88345043115	N/A QF3150X140MMU	N/A 140 mm	N/A 3150	N/A 36x8.4	N/A 6.18 in157 mm	N/A
88345043116	N/A QF3150X160MMU	N/A 160 mm	N/A 3150	N/A 40x9.4	N/A 6.18 in157 mm	N/A
88345043117	N/A QF3150X190MM	N/A 190 mm	N/A 3150	N/A 45x10.4	N/A 6.18 in157 mm	N/A
88345043118	N/A QF3150X200MM	N/A 200 mm	N/A 3150	N/A 45x10.4	N/A 6.18 in157 mm	N/A
88345043151	N/A QF500X50MM	N/A 50 mm	N/A 500	N/A 14x3.8	N/A 3.75 in95.3 mm	N/A
88345043152	N/A QF500X85MM	N/A 85 mm	N/A 500	N/A 22x5.4	N/A 3.75 in95.3 mm	N/A
88345043153	N/A QF500X90MM	N/A 90 mm	N/A 500	N/A 25x5.4	N/A 3.75 in95.3 mm	N/A
88345043166	N/A QF50S303X45MM	N/A 45 mm	N/A 50	N/A 14x3.8	N/A 2.16 in54.9 mm	N/A
88345043167	N/A QF50S303X60MM	N/A 60 mm	N/A 50	N/A 18x4.4	N/A 2.16 in54.9 mm	N/A

88345043013

N/A QF1890X150MM

N/A 150 mm

N/A 1890

N/A 36x8.4

N/A 5.74 in145.8 mm

N/A

88345043014

N/A QF1890X150MMU

N/A 150 mm

N/A 1890

N/A 36x8.4

N/A 5.74 in145.8 mm

N/A

88345043015

N/A QF1890X160MM

N/A 160 mm

N/A 1890

N/A 40x9.4

N/A 5.74 in145.8 mm

N/A

88345043016

N/A QF1890X170MMU

N/A 170 mm

N/A 1890

N/A 40x9.4

N/A 5.74 in145.8 mm

N/A

88345043031

N/A QF250X100MM

N/A 100 mm

N/A 250

N/A 28x6.4

N/A 3.1 in78.7 mm

N/A

88345043032

N/A QF250X100MMU

N/A 100 mm

N/A 250

N/A 28x6.4

N/A 3.1 in78.7 mm

N/A

88345043056

N/A QF250X75MM

N/A 75 mm

N/A 250

N/A 20x4.9

N/A 3.1 in78.7 mm

N/A

88345043057

N/A QF250X90MM

N/A 90 mm

N/A 250

N/A 25x5.4

N/A 3.1 in78.7 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

88345043077

N/A QF25S303X30MM

N/A 30 mm

N/A 25

N/A 8x3.3

N/A 1.81 in46 mm

N/A

88345043078

N/A QF25S303X32MM

N/A 32.00 mm

N/A 25

N/A 10x3.3

N/A 1.81 in46 mm

N/A

88345043079

N/A QF25S303X40MM

N/A 40 mm

N/A 25

N/A 12x3.3

N/A 1.81 in46 mm

N/A

88345043080

N/A QF25S303X42MM

N/A 42 mm

N/A 25

N/A 12x3.3

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

88345043111

N/A QF25X48MMU

N/A 48 mm

N/A 25

N/A 14x3.8

N/A 1.81 in46 mm

N/A

88345043114

N/A QF3150X140MM

N/A 140 mm

N/A 3150

N/A 36x8.4

N/A 6.18 in157 mm

N/A

88345043115

N/A QF3150X140MMU

N/A 140 mm

N/A 3150

N/A 36x8.4

N/A 6.18 in157 mm

N/A

88345043116

N/A QF3150X160MMU

N/A 160 mm

N/A 3150

N/A 40x9.4

N/A 6.18 in157 mm

N/A

88345043117

N/A QF3150X190MM

N/A 190 mm

N/A 3150

N/A 45x10.4

N/A 6.18 in157 mm

N/A

88345043118

N/A QF3150X200MM

N/A 200 mm

N/A 3150

N/A 45x10.4

N/A 6.18 in157 mm

N/A

88345043151

N/A QF500X50MM

N/A 50 mm

N/A 500

N/A 14x3.8

N/A 3.75 in95.3 mm

N/A

88345043152

N/A QF500X85MM

N/A 85 mm

N/A 500

N/A 22x5.4

N/A 3.75 in95.3 mm

N/A

88345043153

N/A QF500X90MM

N/A 90 mm

N/A 500

N/A 25x5.4

N/A 3.75 in95.3 mm

N/A

88345043166

N/A QF50S303X45MM

N/A 45 mm

N/A 50

N/A 14x3.8

N/A 2.16 in54.9 mm

N/A

88345043167

N/A QF50S303X60MM

N/A 60 mm

N/A 50

N/A 18x4.4

N/A 2.16 in54.9 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