U.S. TSUBAKI STOCK SPROCKETS
No. 40 1 / 2 ” Pitch — Stainless Steel
Dimensions are in inches unless otherwise indicated.
Single — Type B — Stainless Steel
Single — Type A
No.
Outside
Catalog Number
Plain Bore
³⁄₄ ¹³⁄₁₆ ¹⁵⁄₁₆ 1¹⁄₁₆ 1¹⁄₈ 1¹⁄₄ 1³⁄₈ 1⁷⁄₁₆ Max. Bore
Hub Dia.
Wt.
Catalog Number
Stock Bore
Wt. Lbs.
Teeth Diameter
LTB Lbs.
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 28 30 35 40 45 60
40B10SS 40B11SS 40B12SS 40B13SS 40B14SS 40B15SS 40B16SS 40B17SS 40B18SS 40B19SS 40B20SS 40B21SS 40B22SS 40B23SS 40B24SS 40B25SS 40B26SS 40B28SS 40B30SS 40B35SS 40B40SS 40B45SS 40B60SS
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
.28 .36 .44 .50 .60 .68 .82
¹⁄₂ ¹⁄₂ ¹⁄₂ ¹⁄₂ ¹⁄₂ ¹⁄₂ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈ ⁵⁄₈
1¹⁄₄ 1³⁄₈
⁷⁄₈ ⁷⁄₈ ⁷⁄₈ ⁷⁄₈ ⁷⁄₈ ⁷⁄₈ ⁷⁄₈
1⁹⁄₁₆ 1⁹⁄₁₆
1¹¹⁄₁₆ 1¹³⁄₁₆ 2 2¹⁄₈ 2⁵⁄₁₆
1.20 1.24 1.42 1.60 1.68 1.81 2.18 2.20 2.39 2.40 2.75 2.88 3.32 4.28 4.68 7.00
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1¹⁄₂ 1³⁄₄ 1⁷⁄₈ 1⁷⁄₈ 1⁷⁄₈
2¹⁄₂ 2⁵⁄₈ 2³⁄₄ 2⁷⁄₈
2 2 2 2 2 2 2 2 2 2
3 3 3 3 3 3 3 3 3 3
40A24SS 40A25SS 40A26SS 40A28SS 40A30SS 40A35SS 40A40SS 40A45SS 40A60SS
.80 .90
¹⁹⁄₃₂ ¹⁹⁄₃₂ ¹⁹⁄₃₂ ¹⁹⁄₃₂ ¹⁹⁄₃₂ ¹⁹⁄₃₂ ¹⁹⁄₃₂ ¹⁹⁄₃₂ ¹⁹⁄₃₂
1.30 1.30 1.30 1.90 2.30 3.10 5.50
SEE CURRENT DISCOUNT SHEET FOR ALTERATION CHARGES Has recessed groove in hub for chain clearance
CHAIN TECHNICAL DATA Size
40SS
¹⁄₂ ”
Pitch
⁵⁄₁₆ ”
Inside Width Roller Diameter
.312”
C-11
TYPE A
TYPE B
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