Modified Stock Gearing - Boston Gear
Modified Stock Gearing - Boston Gear
Modified Stock Gearing - Boston Gear
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Roller Chain Sprockets<br />
Single Strand<br />
No. 60 3/4" Pitch; Steel<br />
H<br />
P.D.<br />
Reference Pages<br />
.459<br />
MAX.<br />
Alterations – 316<br />
Horsepower Ratings – 260-262<br />
Lubrication – 259<br />
Materials – 316<br />
Selection Procedure – 258<br />
ANSI Diameters – 317<br />
*All sprockets have standard keyway. All<br />
sprockets have 3/8–16 setscrew, located<br />
over keyway.<br />
ORDER BY CATALOG NUMBER OR ITEM CODE<br />
No.<br />
Length<br />
With Keyway Without Keyway<br />
Pitch<br />
Hub<br />
& Setscrew* or Setscrew<br />
of<br />
Bore<br />
thru<br />
Teeth<br />
Dia.<br />
Dia.<br />
Bore Catalog Item Catalog Item<br />
Number Code Number Code<br />
TYPE B SINGLE HUB STEEL<br />
3/4 60B32-3/4 49486 60B32 16520<br />
1 60B32-1 49847<br />
32 7.652 1-1/4 4 1-1/4 60B32-1-1/4 49488<br />
1-7/16 60B32-1-7/16 49489<br />
1-1/2 60B32-1-1/2 49490<br />
1-15/16 60B32-1-15/16 49491<br />
— — — — —<br />
1 60B35-1 45779 60B35 45778<br />
35 8.367 1-1/4 4 1-1/4 60B35-1-1/4 45780<br />
1-7/16 60B35-1-7/16 45793<br />
1-1/2 60B35-1-1/2 45784<br />
1-15/16 60B35-1-15/16 45796<br />
36 8.605 1 4 1-1/4 — — 60B36 16522<br />
1-3/16 60B40-1-3/16 45843 60B40 16524<br />
1-1/4 60B40-1-1/4 45844<br />
40 9.559 1-7/16 4-1/4 1-1/4 60B40-1-7/16 45845<br />
1-1/2 60B40-1-1/2 45846<br />
1-15/16 60B40-1-15/16 45848<br />
2-7/16 60B40-2-7/16 45849<br />
1-3/16 60B45-1-3/16 61668 60B45 16528<br />
1-1/4 60B45-1-1/4 61673<br />
45 10.752 1-7/16 4-1/4 1-1/4 60B45-1-7/16 46463<br />
1-1/2 60B45-1-1/2 61677<br />
1-15/16 60B45-1-15/16 61679<br />
2-7/16 60B45-2-7/16 61680<br />
48 11.467 1-3/16 4-1/4 1-1/4 — — 60B48 16530<br />
54 12.899 1-3/16 4-1/4 1-3/4 — — 60B54 16532<br />
1-3/16 — — 60B60 16534<br />
1-7/16 60B60-1-7/16 46464<br />
60 14.330 1-1/2 4-1/4 1-3/4 60B60-1-1/2 46465<br />
1-15/16 60B60-1-15/16 61869<br />
2-7/16 60B60-2-7/16 61870<br />
72 17.194 1-1/4 4-1/4 2 — — 60B72 16538<br />
Double Strand<br />
No. 60 2-3/4" Pitch; Steel<br />
1.341<br />
.580<br />
No.<br />
of<br />
Teeth<br />
ORDER BY CATALOG NUMBER OR ITEM CODE<br />
Without Keyway<br />
Length<br />
Pitch<br />
Hub<br />
& Setscrew*<br />
Bore<br />
thru<br />
Dia.<br />
Dia.<br />
Catalog Item<br />
Bore<br />
Number Code<br />
TYPE B SINGLE HUB STEEL<br />
15 3.607 2-13/16 D60B15 15992<br />
16 3.844 3 D60B16 15994<br />
17 4.082 3-1/4 D60B17 15996<br />
18 4.319 1 3-1/2 2-1/8 D60B18 15998<br />
19 4.557 3-11/16 D60B19 16000<br />
20 4.794 3-3/4 D60B20 16002<br />
21 5.032 4-1/8 D60B21 16004<br />
25 5.984 4-1/4 D60B25 16006<br />
P.D.<br />
STANDARD TOLERANCES<br />
Dimension<br />
Tolerance<br />
Bore All ±.001<br />
MAXIMUM DIA. OF CHAIN OVER<br />
SPROCKET = SPROCKET P.D. + .703”<br />
.444<br />
MAX<br />
286 <strong>Boston</strong> <strong>Gear</strong> 800-825-6544 P-1930-BG 04/10
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