7/8. 2. 1/4-20. 0.6. HCH1. H. 2 1/2. 0.625. 1.621. 2.375. _. 2. _. 7/8. _. 7/8. 2. 1/4-
20. 0.7. HP1. P1. 3. 0.292. 1.9375. 2.875. 1 3/32''. 2 7/16. 3/8''. 1 5/16. 60°. 5/8. 3.
ANSI Steel Hubs for Split Taper Bushings
Steel Hubs for Split Taper Bushings
Type"B" Steel Hubs
Steel Hubs for Split Taper Bushings Part No.
For Bushing
O.D.
A
B
C
HG1 HH1 HCH1 HP1 HCP1 HP2 HB1 HB2 HQ1 HCQ1 HQ2 HR1 HR2 HS1 HS2 HU0 HU1 HU2 HW1
G H H P1 P1 P2 B B Q1 Q1 Q2 R1 R2 S1 S2 U0 U1 U2 W1
2'' 2 1/2 2 1/2 3 3 3 3 7/8 4 1/2 4 1/2 4 1/2 4 1/2 5 3/4 5 3/4 6 3/4 6 3/4 8 1/2 8 1/2 8 1/2 12 1/2
0.174'' 0.174 0.625 0.292 1.000 1.100 0.292 0.709 0.709 1.250 1.606 0.709 1.606 0.946 2.963 2.000 2.963 6.016 2.963
1.168 1.621 1.621 1.9375 1.9375 1.9375 2.623 2.623 2.875 2.875 2.875 4.000 4.000 4.625 4.625 6.000 6.000 6.000 8.500
1.875'' 2.375 2.375 2.875 2.875 2.875 3.750 4.375 4.375 4.375 4.375 5.625 5.625 6.500 6.500 8.250 8.250 8.250 12.250
Dimensions K _ _ _ 1 3/32'' 1 3/32 1 3/32 1 7/16 1 7/16 1 9/16 1 9/16 1 9/16 2 3/16 2 3/16 2 9/16 2 9/16 3 1/4 3 1/4 3 1/4 4 9/16
Tapped Holes No. Size
V
W
X
a
d
1 9/16'' 2 2 2 7/16 2 7/16 2 7/16 3 1/8 3 1/8 3 3/8 3 3/8 3 3/8 4 5/8 4 5/8 5 3/8 5 3/8 7 7 7 10
_ _ _ 3/8'' 3/8 3/8 1/2 1/2 1/2 1/2 1/2 3/4 3/4 3/4 3/4 1 1/4 1 1/4 1 1/4 1 1/4
5/8'' 7/8 7/8 1 5/16 1 5/16 2 5/16 1 5/16 1 3/4 1 3/4 1 3/4 2 3/4 2 4 3 5/16 5 11/16 3 3/4 5 5/8 8 5/8 6 3/8
_ _ _ 60° 60 60 60 60 60 60 60 60 60 60 60 60 60 60 22 1/2
5/8'' 7/8 7/8 5/8 5/8 5/8 13/16 13/16 7/8 7/8 7/8 1 1/8 1 1/8 1 5/8 1 5/8 2 1 3/4 1 3/4 1 3/4
2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 4
1/4-20 1/4-20 1/4-20 5/16-18 5/16-18 5/16-18 5/16-18 5/16-18 3/8-16 3/8-16 3/8-16 3/8-16 3/8-16 1/2-13 1/2-13 5/8-11 5/8-11 5/8-11 3/4-10
Type "B" Steel Hubs Part No.
O.D.
A
Dimensions C
P
X
HB40 HB50 HB60 HB80 HB100
3'' 3 1/4 4 5 5 1/4
0.281'' 0.344 0.469 0.563 0.688
2.875'' 3.125 3.875 4.875 5.125
27/32'' 1 1/32 1 1/32 1 1/2 2 1/16
1 1/8'' 1 3/8 1 1/2 2 1/16 2 3/4
10
Bore Stock Max. 1/2'' 5/8 5/8 3/4 1
1 7/8'' 2 1/4 2 3/8 3 3 1/4
Wt. Lbs. 2.3 3.0 5.0 11.1 16.3
NOTE-"A" dimension is plate thickness of sprocket for chain indicated in part number.Other plates can be used by remachining "A"dimension.
Wt. Lbs. 0.4 0.6 0.7 1.4 1.1 2.5 2.3 4.7 4.4 4.4 6.9 7.3 15.4 17.3 30.4 32.0 44.6 69.0 130.0
ANSI XT BUSHINGS Table No. 1 Bushing Part No.
L
U
XTB15 XTB20 XTB25 XTB30
1 1/8 1 13/32 1 7/8 2 1/16
3/8 15/32 5/8 11/16
XTB35 XTB40 XTB45 XTB50
2 15/32 2 13/16 3 5/16 3 3/4
XTB60 XTB70 XTB80 XTB100 XTB120
4 1/8 4 11/16 5 1/8 6 3/16 7 1/16
Dimensions H
Cap Screws Size
Wt.
Lbs.
S
No.
2 7/8 3 3/4 4 7/16 5 5/16
5/32 7/32 1/4 9/32
4 4 4 4
1/4X1 5/16X1 1/4 3/8X1 3/4 7/16X1 1/2
0.7 1.5 2.6 4.2
25/32 7/8 15/16 1
6 5/16 7 1/8 8 10 1/8
5/16 3/8 13/32 15/32
4 4 4 4
1/2X1 3/4 9/16X2 5/8X2 1/4 3/4X2 1/2
7.4 10.5 14.8 27.8
1 1/8 1 5/16 1 3/8 1 9/16 1 3/4
11 15/16 13 15/16 15 5/8 17 15/16 20 5/8
9/16 5/8 11/16 11/16 11/16
4 4 4 6 8
7/8X2 1/2 1X3 1 1/8X3 1/2 1 1/8X3 1/2 1 1/8X3 1/2
42.8 66.3 85.7 146 216
Keyseat
Key Supplied
3/16X3/32 1/4X1/8 3/8X1/8 3/16X3/32 1/4X1/8 3/8X3/16 1/2X3/16 1/4X1/8 3/8X3/16 1/2X1/4 5/8X1/8 3/8X3/16 1/2X1/4 5/8X5/16 3/4X3/16 1/2X1/4 5/8X5/16 3/4X3/8 7/8X5/16 5/8X5/16 3/4X3/8 7/8X7/16 1X3/8 7/8X7/16 1X1/2 1X3/8 1X1/2 1 1/4X5/8 1 1/4x5/8 1 1/2x3/4 1 1/2X3/4 1 3/4X3/4 1 3/4X3/4 2X3/4 2X3/4 2 1/2X7/8 2 1/2X7/8 3X1
none none 3/8X5/16X1 1/8 none none none 1/2X7/16X1 3/8 none none none 5/8X7/16X1 3/4 none none none 3/4X9/16X2 none none none 7/8X3/4X2 1/2 none none none 1X7/8X2 3/4 none none 1X7/8X3 1/4 none none none none none none none none none none none none
Table No. 2 Bushing Part No.
XTB15
XTB20
XTB25
XTB30
XTB35
XTB40
XTB45
XTB50 XTB60 XTB70 XTB80 XTB100 XTB120
Stock
Bores
5/8,3/4,7/8, 1,1 1/8,1 3/16,1 1/4, 1 7/16,1 1/2 3/4 1,1 3/16'1 1/4 1 7/16,1 1/2,1 11/16 1 15/16,2 1,1 3/16,1 1/4 1 7/16,1 1/2,1 11/16,1 3/4 1 15/16,2,2 3/16 2 7/16 1 7/16,1 1/2,1 11/16 1 15/16,2 3/16 2 7/16,2 11/16 2 15/16 1 15/16,2 3/16 2 7/16,2 11/16 2 15/16 3 7/16 2 7/16 2 15/16 3 7/16 3 15/16 3 7/16 3 15/16 4 7/16 3 15/16,4 7/16 4 15/16 5 7/16,5 1/2 5 15/16,6 6 7/16,6 1/2 6 15/16,7 7 1/2 7 15/16,8 8 1/2,9 9 7/16,9 1/2,10 10 1/2,11 11 1/2,12
RECOMMENDED CAP SCREW TORQUE
XT Size 15 20 25 30 35 40 45 50 60 70 80 100 120
Wrench Torque (in. 95 200 350 550 840 1200 1680 3000 4800 7200 9000 9000 9000
Cap Screw Size 1/4, 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1 1 1/8 1 1/8 1 1/8
11
ANSI XT HUBS Table No. 1 Part No
For Bushing
XTH15 XTH20 XTH25 XTH30
Dimensions C V 2 7/8'' 2 7/16'' 3 13/16 3 3/16 4 3/8 3 3/4 5 3/4 4 9/16
XTB15 XTB20 XTB25 XTB30
O.D. 3 1/4'' 4 1/8 4 3/4 6
A 7/16'' 9/16 13/16 7/8
B 2.000'' 2.688 3.188 3.875
XTH35 XTH40 XTH45 XTH50
XTB35 XTB40 XTB45 XTB50
6 5/8 7 5/8 8 3/8 10
1 1/16 1 1/4 1 1/2 1 3/4
4.688 5.313 5.938 7.250
6.345 7 1/4 8 9 9/16
XTH60 XTH70 XTH80 XTH100 XTH120
XTB60 XTB70 XTB80 XTB100 XTB120
11 3/4 13 11/16 15 18 21
1 15/16 2 3/16 2 7/16 3 3 1/2
8.625 10.000 11.125 13.688 16.188
11 1/4 13 3/16 14 5/8 17 1/2 20 1/2
12
Tapped Holes No. Size 4 1/4''-20NC 4 5/16-18NC 4 3/8-16NS 4 7/16-14NC
Wt. Lbs.
x 5/8'' 13/16 1 1/8 1 1/4
d 5/8'' 13/16 1 1/8 1 1/16
5 7/16 6 1/8 6 7/8 8 5/16
1 1/2 1 3/4 2 1/8 2 1/2
1 1/4 1 3/8 1 9/16 1 3/4
4 4 4 4
1/2-13NC 9/16-12NC 5/8-11NC 3/4-10NC
6.6 10.7 15.4 24.9
9 7/8 11 9/16 12 7/8 15 9/16 18 3/16
2 3/4 3 1/8 3 7/16 4 1/8 4 13/16
1 5/8 1 15/16 2 3/8 2 3/16 2
4 4 4 6 8
7/8-9NC 1-8NC 1 1/8-7NC 1 1/8-7NC 1 1/8-7NC
36.4 57.7 75.6 122 189
0.7 1.5 2.6 4.1
