No. 180
PLAIN BORE SPROCKET DIMENSIONS
U.S. TSUBAKI STOCK SPROCKETS
HOW TO ORDER
U.S. Tsubaki Stock Sprockets
All dimensions in inches unless noted.
No. 180 Plain Bore Sprocket Dia.
Type “A” Plain Bore
Type “B” Plain Bore
Chain Data Size
180
No. Teeth
Outside Dia.
Pitch Dia. 7.986 8.693 9.402 10.111 10.822 11.533 12.245 12.957 13.670 14.383 15.096 15.810 16.524 17.238 17.952 20.096
Caliper Dia.
Plain Bore 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500
Wt. Lbs. 14.00 16.00 20.00 24.00 28.00 32.00 37.00 43.00 47.00 53.00 57.00 62.00 69.00 77.00 84.00
Plain Bore 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500 1.500
MAX Bore *
Hub Dia.
Hub Type
Hub Style
Wt. Lbs. 29.00 32.00 40.00 44.00 48.00 52.00 58.00 63.00 74.00 81.00 83.00 92.00 99.00
180 No.
LTB
2 ¼ "
Pitch
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 28
9.010 9.750
6.499 7.287 7.927 8.705 9.357
3.625 4.000 4.625 5.250 5.250 5.250 5.250 5.250 5.375 5.375 5.375 5.375 5.375 5.375 5.375 5.500
5.500 6.000 6.750 7.000 7.000 7.000 7.000 7.000 7.500 7.500 7.500 7.500 7.500 7.500 7.500 8.000
3.000 3.000 3.125 3.125 3.125 3.125 3.125 3.125 3.375 3.375 3.375 3.375 3.375 3.375 3.375 3.500
B B B B B B B B B B B B B B B B
S D D D D D D D D D D D D
Inside Width
1.406" 1.406" 1.301"
Roller Diameter 2 ¼ " Pitch: PLAIN BORE A 180 B 25 How to Order Code: Example Model # for 180 Pitch Plain Bore Carbon Steel Sprockets
10.480 11.210 11.930 12.660 13.390 14.110 14.830 15.560 16.280 17.000 17.720 18.440 19.160 21.320
Nominal Tooth Width:
10.127 10.787 11.551 12.217 12.977 13.648 14.404 15.079 15.832 16.511 18.690
Altered !!
Chain Pitch in Inches
Hub Type
Number of Teeth
11 12 13 14 11 12 13 14
15 16 17 18 15 16 17 18
19 20 21 22 19 20 21 22
23 24 25 28 23 24 25 28
D 105.00 D 113.00 D 135.00
A: No Hub
Extension
104.00
A: Alteration Required
180: 2¼" Pitch
* Dimensions shown allow for standard keyway with set screw at 90 degrees
B: Hub Extension One Side
!! Alteration field only to be denoted if a deviation from standard is required. Please reference Alterations in engineering section, page 210.
TOOTH (NOMINAL) 1.301˝ NOMINAL
TOOTH (NOMINAL) 1.301˝ NOMINAL
TOOTH (NOMINAL)
TOOTH (NOMINAL) 1.301˝ NOMINAL
LTB
LTB
LTB
TYPEA
STYLES TYPEB
STYLED TYPEB
STYLED TYPEC
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