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
88345041092	N/A QF50X60MMU	N/A 60 mm	N/A 50	N/A 18x4.4	N/A 2.16 in54.9 mm	N/A
88345043996	N/A QF100X30MM	N/A 30 mm	N/A 100	N/A 8x3.3	N/A 2.46 in62.5 mm	N/A
88345095933	N/A QF100X32MM	N/A 32.00 mm	N/A 100	N/A 10x3.3	N/A 2.46 in62.5 mm	N/A
88345043999	N/A QF100X35MM	N/A 35 mm	N/A 100	N/A 10x3.3	N/A 2.46 in62.5 mm	N/A
88345043982	N/A QF100S303X38MM	N/A 38 mm	N/A 100	N/A 10x3.3	N/A 2.46 in62.5 mm	N/A
88345042881	N/A QF100X38MM	N/A 38 mm	N/A 100	N/A 10x3.3	N/A 2.46 in62.5 mm	N/A
88345042845	N/A QF100S303X40MM	N/A 40 mm	N/A 100	N/A 12x3.3	N/A 2.46 in62.5 mm	N/A
88345044000	N/A QF100X40MM	N/A 40 mm	N/A 100	N/A 12x3.3	N/A 2.46 in62.5 mm	N/A
88345095992	N/A QF100X42MM	N/A 42 mm	N/A 100	N/A 12x3.3	N/A 2.46 in62.5 mm	N/A
88345043738	N/A QF100X42MMU	N/A 42 mm	N/A 100	N/A 12x3.3	N/A 2.46 in62.5 mm	N/A
88345042882	N/A QF100X45MM	N/A 45 mm	N/A 100	N/A 14x3.8	N/A 2.46 in62.5 mm	N/A
88345043739	N/A QF100X45MMU	N/A 45 mm	N/A 100	N/A 14x3.8	N/A 2.46 in62.5 mm	N/A
88345043984	N/A QF100S303X48MM	N/A 48 mm	N/A 100	N/A 14x3.8	N/A 2.46 in62.5 mm	N/A
88345042883	N/A QF100X48MM	N/A 48 mm	N/A 100	N/A 14x3.8	N/A 2.46 in62.5 mm	N/A
88345043740	N/A QF100X48MMU	N/A 48 mm	N/A 100	N/A 14x3.8	N/A 2.46 in62.5 mm	N/A
88345043985	N/A QF100S303X50MM	N/A 50 mm	N/A 100	N/A 14x3.8	N/A 2.46 in62.5 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
88345043741	N/A QF100X50MMU	N/A 50 mm	N/A 100	N/A 14x3.8	N/A 2.46 in62.5 mm	N/A
88345044001	N/A QF100X50MME	N/A 50 mm	N/A 100	N/A 16 x 4.3	N/A 2.46 in62.5 mm	N/A
88345044002	N/A QF100X54MM	N/A 54 mm	N/A 100	N/A 16x4.3	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
88345043742	N/A QF100X55MMU	N/A 55 mm	N/A 100	N/A 16x4.3	N/A 2.46 in62.5 mm	N/A
88345042846	N/A QF100S303X60MM	N/A 60 mm	N/A 100	N/A 18x4.4	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
88345043743	N/A QF100X60MMU	N/A 60 mm	N/A 100	N/A 18x4.4	N/A 2.46 in62.5 mm	N/A

88345041092

N/A QF50X60MMU

N/A 60 mm

N/A 50

N/A 18x4.4

N/A 2.16 in54.9 mm

N/A

88345043996

N/A QF100X30MM

N/A 30 mm

N/A 100

N/A 8x3.3

N/A 2.46 in62.5 mm

N/A

88345095933

N/A QF100X32MM

N/A 32.00 mm

N/A 100

N/A 10x3.3

N/A 2.46 in62.5 mm

N/A

88345043999

N/A QF100X35MM

N/A 35 mm

N/A 100

N/A 10x3.3

N/A 2.46 in62.5 mm

N/A

88345043982

N/A QF100S303X38MM

N/A 38 mm

N/A 100

N/A 10x3.3

N/A 2.46 in62.5 mm

N/A

88345042881

N/A QF100X38MM

N/A 38 mm

N/A 100

N/A 10x3.3

N/A 2.46 in62.5 mm

N/A

88345042845

N/A QF100S303X40MM

N/A 40 mm

N/A 100

N/A 12x3.3

N/A 2.46 in62.5 mm

N/A

88345044000

N/A QF100X40MM

N/A 40 mm

N/A 100

N/A 12x3.3

N/A 2.46 in62.5 mm

N/A

88345095992

N/A QF100X42MM

N/A 42 mm

N/A 100

N/A 12x3.3

N/A 2.46 in62.5 mm

N/A

88345043738

N/A QF100X42MMU

N/A 42 mm

N/A 100

N/A 12x3.3

N/A 2.46 in62.5 mm

N/A

88345042882

N/A QF100X45MM

N/A 45 mm

N/A 100

N/A 14x3.8

N/A 2.46 in62.5 mm

N/A

88345043739

N/A QF100X45MMU

N/A 45 mm

N/A 100

N/A 14x3.8

N/A 2.46 in62.5 mm

N/A

88345043984

N/A QF100S303X48MM

N/A 48 mm

N/A 100

N/A 14x3.8

N/A 2.46 in62.5 mm

N/A

88345042883

N/A QF100X48MM

N/A 48 mm

N/A 100

N/A 14x3.8

N/A 2.46 in62.5 mm

N/A

88345043740

N/A QF100X48MMU

N/A 48 mm

N/A 100

N/A 14x3.8

N/A 2.46 in62.5 mm

N/A

88345043985

N/A QF100S303X50MM

N/A 50 mm

N/A 100

N/A 14x3.8

N/A 2.46 in62.5 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

88345043741

N/A QF100X50MMU

N/A 50 mm

N/A 100

N/A 14x3.8

N/A 2.46 in62.5 mm

N/A

88345044001

N/A QF100X50MME

N/A 50 mm

N/A 100

N/A 16 x 4.3

N/A 2.46 in62.5 mm

N/A

88345044002

N/A QF100X54MM

N/A 54 mm

N/A 100

N/A 16x4.3

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

88345043742

N/A QF100X55MMU

N/A 55 mm

N/A 100

N/A 16x4.3

N/A 2.46 in62.5 mm

N/A

88345042846

N/A QF100S303X60MM

N/A 60 mm

N/A 100

N/A 18x4.4

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

88345043743

N/A QF100X60MMU

N/A 60 mm

N/A 100

N/A 18x4.4

N/A 2.46 in62.5 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