QUICK FLEX Flanged Spacer Hubs - Inch (Imperial) Bores On The Timken Company

Part Number	Description	Bore Size	Coupling Size	Keyway Size (W x D)	CAD
88345005187	N/A QF10260SPHUBXPB	N/A 2.5 in	N/A 10260	N/A NKW in	N/A
88345045509	N/A QF3150SPHUBXPB	N/A 2.5 in	N/A 3150	N/A NKW in	N/A
88345005259	N/A QF1890SPHUBXPB	N/A 2 1/2 in	N/A 1890	N/A NKW in	N/A
88345005126	N/A QF1000SPHUBXPB	N/A 1 7/8 in	N/A 1000	N/A NKW in	N/A
88345045510	N/A QF500SPHUBXPB	N/A 1 7/8 in	N/A 500	N/A NKW in	N/A
88345045508	N/A QF250SPHUBXPB	N/A 1 1/2 in	N/A 250	N/A NKW in	N/A
88345045507	N/A QF175SPHUBXPB	N/A 1 in	N/A 175	N/A NKW in	N/A
88345046261	N/A QF100SPHUBXPB	N/A 15/16 in	N/A 100	N/A NKW in	N/A
88345005377	N/A QF50SPHUBXPB	N/A 23/32 in	N/A 50	N/A NKW in	N/A
88345005302	N/A QF25SPHUBXPB	N/A 5/8 in	N/A 25	N/A NKW in	N/A
88345095934	N/A QF15SPHUBXPB	N/A 17/32 in	N/A 15	N/A NKW in	N/A
88345043851	N/A QF500SPHUBX3-7/16	N/A 3-7/16 in	N/A 500	N/A 7/8x7/16 in	N/A
88345043850	N/A QF500SPHUBX3-3/8U	N/A 3-3/8 in	N/A 500	N/A 7/8x7/16 in	N/A
88345043849	N/A QF500SPHUBX3-3/8	N/A 3-3/8 in	N/A 500	N/A 7/8x7/16 in	N/A
88345046240	N/A QF500SPHUBX2-3/4	N/A 2-3/4 in	N/A 500	N/A 7/8x7/16 in	N/A
88345047620	N/A QF250SPHUBX3-5/8U	N/A 3-5/8 in	N/A 250	N/A 7/8x7/16 in	N/A
88345047619	N/A QF250SPHUBX3-3/8U	N/A 3-3/8 in	N/A 250	N/A 7/8x7/16 in	N/A
88345043808	N/A QF250SPHUBX3-3/8	N/A 3-3/8 in	N/A 250	N/A 7/8x7/16 in	N/A
88345043807	N/A QF250SPHUBX3-3/4U	N/A 3-3/4 in	N/A 250	N/A 7/8x7/16 in	N/A
88345043806	N/A QF250SPHUBX3.325	N/A 3.325 in	N/A 250	N/A 7/8x7/16 in	N/A
88345043784	N/A QF175SPHUBX3-5/8E	N/A 3-5/8 in	N/A 175	N/A 7/8x7/16 in	N/A
88345043786	N/A QF175SPHUBX3-7/16	N/A 3-7/16 in	N/A 175	N/A 7/8x7/16 in	N/A
88345043785	N/A QF175SPHUBX3-5/8U	N/A 3-5/8 in	N/A 175	N/A 7/8x7/16 in	N/A
88345043783	N/A QF175SPHUBX3-5/8	N/A 3-5/8 in	N/A 175	N/A 7/8x7/16 in	N/A
88345043782	N/A QF175SPHUBX3-3/8U	N/A 3-3/8 in	N/A 175	N/A 7/8x7/16 in	N/A

88345005187

N/A QF10260SPHUBXPB

N/A 2.5 in

N/A 10260

N/A NKW in

N/A

88345045509

N/A QF3150SPHUBXPB

N/A 2.5 in

N/A 3150

N/A NKW in

N/A

88345005259

N/A QF1890SPHUBXPB

N/A 2 1/2 in

N/A 1890

N/A NKW in

N/A

88345005126

N/A QF1000SPHUBXPB

N/A 1 7/8 in

N/A 1000

N/A NKW in

N/A

88345045510

N/A QF500SPHUBXPB

N/A 1 7/8 in

N/A 500

N/A NKW in

N/A

88345045508

N/A QF250SPHUBXPB

N/A 1 1/2 in

N/A 250

N/A NKW in

N/A

88345045507

N/A QF175SPHUBXPB

N/A 1 in

N/A 175

N/A NKW in

N/A

88345046261

N/A QF100SPHUBXPB

N/A 15/16 in

N/A 100

N/A NKW in

N/A

88345005377

N/A QF50SPHUBXPB

N/A 23/32 in

N/A 50

N/A NKW in

N/A

88345005302

N/A QF25SPHUBXPB

N/A 5/8 in

N/A 25

N/A NKW in

N/A

88345095934

N/A QF15SPHUBXPB

N/A 17/32 in

N/A 15

N/A NKW in

N/A

88345043851

N/A QF500SPHUBX3-7/16

N/A 3-7/16 in

N/A 500

N/A 7/8x7/16 in

N/A

88345043850

N/A QF500SPHUBX3-3/8U

N/A 3-3/8 in

N/A 500

N/A 7/8x7/16 in

N/A

88345043849

N/A QF500SPHUBX3-3/8

N/A 3-3/8 in

N/A 500

N/A 7/8x7/16 in

N/A

88345046240

N/A QF500SPHUBX2-3/4

N/A 2-3/4 in

N/A 500

N/A 7/8x7/16 in

N/A

88345047620

N/A QF250SPHUBX3-5/8U

N/A 3-5/8 in

N/A 250

N/A 7/8x7/16 in

N/A

88345047619

N/A QF250SPHUBX3-3/8U

N/A 3-3/8 in

N/A 250

N/A 7/8x7/16 in

N/A

88345043808

N/A QF250SPHUBX3-3/8

N/A 3-3/8 in

N/A 250

N/A 7/8x7/16 in

N/A

88345043807

N/A QF250SPHUBX3-3/4U

N/A 3-3/4 in

N/A 250

N/A 7/8x7/16 in

N/A

88345043806

N/A QF250SPHUBX3.325

N/A 3.325 in

N/A 250

N/A 7/8x7/16 in

N/A

88345043784

N/A QF175SPHUBX3-5/8E

N/A 3-5/8 in

N/A 175

N/A 7/8x7/16 in

N/A

88345043786

N/A QF175SPHUBX3-7/16

N/A 3-7/16 in

N/A 175

N/A 7/8x7/16 in

N/A

88345043785

N/A QF175SPHUBX3-5/8U

N/A 3-5/8 in

N/A 175

N/A 7/8x7/16 in

N/A

88345043783

N/A QF175SPHUBX3-5/8

N/A 3-5/8 in

N/A 175

N/A 7/8x7/16 in

N/A

88345043782

N/A QF175SPHUBX3-3/8U

N/A 3-3/8 in

N/A 175

N/A 7/8x7/16 in

N/A

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No Preference
1
1 1/2
1 1/8
1 3/4
1 7/8
1-1/16
1-1/2
1-1/4
1-1/8
1-15/16
1-3/16
1-3/4
1-3/8
15/16
1-5/8
17/32
1-7/8
2
2 1/2
2 1/4
2 3/8
2.5
2-1/2
2-1/4
2-1/8
2-15/16
23/32
2-3/4
2-3/8
2-5/8
2-7/8
3
3.325
3/4
3-1/2
3-1/4
3-15/16
3-3/4
3-3/8
3-5/8
3-7/16
3-7/8
4
4.5
4-1/2
4-1/4
4-1/8
4-3/4
4-3/8
5 1/2
5/8
5-3/4
6
6-1/2
7
7/8

Bore Size (in)

Coupling Size

Keyway Size (in)

Part Number

Description

Bore Size

Coupling Size

Keyway Size (W x D)

CAD