Technical Data Index/
                              Bushings/
                                       QD

CCI's QD Bushings are available from stock to fit all popular pulley sizes. CCI stocks QD Bushings in a wide range of bore sizes per hub. QD Bushing offers a 3/4" per foot taper.

 

QD Bushing Dimensions

 

Part Number
Dimensions
Cap Screws
A
B
D
E
F
G
L
Bolt
Circle
No.
Size
SH
7/16
1.871
2 11/16
7/8
13/16
1/8
1 5/16
2 1/4
3
3-1/4 x 1 3/8
SDS
1/2
2.187
3 3/16
7/8
3/4
1/8
1 3/8
2 11/16
3
3-1/4 x 1 3/8
SD
1/2
2.187
3 3/16
1 5/16
1 1/4
1/8
1 13/16
2 11/16
3
3-1/4 x 1 7/8
SK
9/16
2.812
3 7/8
1 6/8
1 1/4
1/8
1 15/16
3 5/16
3
3-5/16 x 2
SF
9/16
3.125
4 5/8
1 1/2
1 1/4
1/8
2 1/16
3 7/8
3
3-3/8 x 2
E
3/4
3.834
6
1 7/8
1 5/8
1/8
2 5/8
5
3
3-1/2 x 2 3/4
F
13/16
4.437
6 5/8
2 13/16
2 1/2
3/16
3 5/8
5 5/8
3
3-9/16 x 3 5/8
JS
1
5.148
7 1/4
3 1/2
3 3/16
3/16
4 1/2
6 1/4
3
3-5/8 x 4 1/2
MS
1 1/4
6.500
9
5 1/2
5 3/16
3/16
6 3/4
7 7/8
4
4-3/4 x 6 3/4
NS
1 1/2
7.000
10 1/4
6 5/8
6 1/4
1/4
8 1/8
8 1/2
4
4-7/8 x 8
PS
1 3/4
8.250
11 3/4
7 5/8
7 1/4
1/4
9 3/8
10
4
4-1 x 9 1/2
WS
2
10.437
15
9 3/8
9
1/4
11 3/8
12 3/4
4
4-1 1/8 x 11 1/2
SS
3 1/4
12.125
17 3/4
12 1/2
12
3/8
15 3/4
15
4
5-1 1/4 x 15 1/2

 

QD Bushings - Standard Stock Bore Sizes

Bushing
Stock Bore
(inches)
Keyseat
Wrench Torq.
(in./Lbs.)
SH
1/2 - 1 3/8
STD.
108
1 7/16, 1 1/2, 1 9/16, 1 5/8
3/8 x 1/16
1 11/16
NO K.W.
SDS
1/2 - 1 11/16
STD.
108
1 3/4
3/8 x 1/8
1 13/16
1/2 x 1/8
1 7/8, 1 15/16
1/2 x 1/16
2
NO K.W.
SD
1/2 - 1 11/16
STD.
180
1 3/4
3/8 x 1/8
1 13/16
1/2 x 1/8
1 7/8, 1 15/16
1/2 x 1/16
2
NO K.W.
SK
1/2 - 2 1/8
STD
2 3/16, 2 1/4
1/2 x 1/8
2 5/16, 2 1/2
5/8 x 1/16
2 9/16, 2 5/8
NO K.W.
SF
1/2 - 2 1/4
STD.
360
2 5/16, 2 1/2
5/8 x 3/16
2 9/16, 2 3/4
5/8 x 1/16
2 13/16, 2 7/8
3/4 x 1/16
2 15/16
3/4 x 1/32
E
7/8 - 2 7/8
STD.
720
2 15/16, 3 1/4
3/4 x 1/8
3 3/8, 3 1/2
7/8 x 1/16
3 15/16
7/8 x 1/8
F
1 - 3 5/16
STD.
900
3 3/8, 3 3/4
7/8 x 3/16
3 7/8, 3 15/16
1 x 1/8
4
NONE
JS
1 1/4 - 3 3/4
STD.
1620
3 15/16 - 4 1/2
1 x 1/8
MS
2 - 4 3/4
STD.
2700
4 13/16 - 5 1/2
1 1/4 x 1/4
NS
2 7/16 - 5
STD.
3600
5 1/8 - 5 1/2
1 1/4 x 1/4
5 9/16 - 6
1 1/2 x 1/4
PS
2 15/16 - 5 15/16
STD.
5400
6 - 6 1/2
1 1/2 x 1/4
6 9/16 - 7
1 3/4 x 1/8
WS
4 - 7 1/2
STD.
7 9/16 - 8 1/2
2 x 1/4