No. 40
STAINLESS STEEL SPROCKET DIMENSIONS
U.S. TSUBAKI STOCK SPROCKETS
HOW TO ORDER
U.S. Tsubaki Stock Sprockets
All dimensions in inches unless noted.
Chain Data Size
No. 40 Stainless Steel Sprocket Diameters Type “A” Plain Bore
Type “B” Plain Bore
40 SS 1/2" 5/16"
No.
MAX Bore *
No. Teeth
Outside Diameter
Pitch Diameter
Caliper Diameter
Plain Bore
Wt. Lbs.
Plain Bore 0.500 0.500 0.500 0.500 0.500 0.500 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.625 0.750 0.750 0.750
Hub Dia.
Hub Style
Wt. Lbs.
Pitch
LTB
1/2" Pitch: STAINLESS STEEL PLAIN BORE 40
Inside Width
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 28 30 35 40 45 60
1.840 2.000 2.170 2.330 2.490 2.650 2.810 2.980 3.140 3.300 3.460 3.620 3.780 3.940 4.100 4.260 4.420 4.740 5.060 5.860 6.650 7.450 9.840
1.618 1.775 1.932 2.089 2.247 2.405 2.563 2.721 2.879 3.038 3.196 3.355 3.513 3.672 3.831 3.989 4.148 4.465 4.783 5.578 6.373 7.168 9.554
1.305 1.444 1.620 1.761 1.934 2.079 2.250 2.397 2.567 2.715 2.883 3.033 3.201 3.351 3.518 3.669 3.835 4.153 4.471 5.260 6.061 6.851 9.241
N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
0.750 1.250 ¨ 0.813 1.375 ¨ 0.938 1.563 ¨
0.875 0.875 0.875
S 0.28 S 0.36 S 0.44 S 0.50 S 0.60 S 0.68 S 0.82 S 1.06 S 1.24 S 1.42 S 1.60 S 1.68 S 1.81 S 2.18 D 2.20 D 2.39 D 2.40 D 2.75 D 2.88 D 3.32 D 4.28 D 4.68 D 7.00
Roller Diameter
0.312" 0.284"
Nominal Tooth Width:
1.063 1.563 0.875 1.125 1.688 0.875 1.250 1.813 0.875 1.375 2.000 0.875 1.438 2.125 1.000 1.500 2.313 1.000 1.750 2.500 1.000 1.875 2.625 1.000 1.875 2.750 1.000 1.875 2.875 1.000 2.000 3.000 1.000 2.250 3.250 1.000 2.250 3.250 1.000 2.250 3.250 1.000 2.250 3.250 1.000 2.250 3.250 1.000 2.250 3.250 1.000 2.375 3.500 1.000 2.375 3.500 1.000 2.375 3.500 1.000
How to Order Code: Example Model # for 40 Pitch Plain Bore Stainless Steel Sprockets A 40 B 25 SS
Altered !!
Chain Pitch in Inches
Hub Type
Number of Teeth
Material
24 28 35 45
A: No Hub
Extension
26 30 40 60
0.594
0.80
10 15 20 25 40
N/A
N/A
SS: 304 Stainless Steel Construction
A: Alteration Required
0.594 0.594 0.594 0.594 0.719 0.719 0.719
1.31 1.35 1.39 1.92 2.36 3.13 5.50
11 16 21 26 45
40: 1/2" Pitch
B: Hub Extension One Side
12 17 22 28 60
13 18 23 30
14 19 24 35
!! Alteration field only to be denoted if a deviation from standard is required. Please reference Alterations in engineering section, page 210.
* Dimension depicted allows for standard keyway with set screw at 90 degrees ¨ Has recessed groove in hub for chain clearance N/A = Not Available
.284˝ NOMINAL
.284˝ NOMINAL
.284˝ NOMINAL
TOOTH (NOMINAL)
TOOTH (NOMINAL)
TOOTH (NOMINAL)
TOOTH (NOMINAL)
TOOTH (NOMINAL)
TOOTH (NOMINAL)
LTB
LTB STYLED TYPEB
LTB
TYPEA LTB STYLES TYPEB
TYPEA
STYLES TYPEB STYLEE
STYLEE TYPEB STYLED
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