Cast lron Sheaves |
2BK |
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21/32" |
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Single
Groove Sheaves for "4L" or "A" Belts |
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"3L" Belts may be used with These Sheaves as lndicated
in Table Below |
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Table No.1 |
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Stock Sizes—Finished
Bore |
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Part No. |
DIAMETERS |
Type |
STOCK BORES MARKED "X" |
DIMENSIONS |
Wt. lbs. |
Outside |
Datum
"A" |
Datum
"B" |
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1/2" |
5/8" |
3/4" |
7/8" |
1" |
1 1/8" |
1 3/16" |
1 3/8" |
1 7/16" |
F |
L |
P |
C |
2BK25 |
2.50" |
1.90" |
2.30" |
1 |
× |
× |
× |
× |
— |
— |
— |
— |
— |
1 3/4" |
1 31/32" |
15/32" |
1/4" |
1.3 |
2BK27 |
2.70 |
2.10 |
2.50 |
1 |
× |
× |
× |
× |
× |
— |
— |
— |
— |
1 3/4 |
1 31/32 |
15/32 |
0.25 |
1.6 |
2BK28 |
2.95 |
2.20 |
2.60 |
1 |
× |
× |
× |
× |
× |
× |
— |
— |
— |
1 3/4 |
1 31/32 |
15/32 |
0.25 |
1.9 |
2BK30 |
3.15 |
2.40 |
2.80 |
1 |
× |
× |
× |
× |
× |
× |
— |
— |
— |
1 3/4 |
1 31/32 |
15/32 |
0.25 |
2.3 |
2BK32 |
3.35 |
2.60 |
3.00 |
1 |
— |
× |
— |
× |
× |
× |
— |
— |
— |
1 3/4 |
1 31/32 |
15/32 |
0.25 |
2.6 |
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2BK34 |
3.55 |
2.80 |
3.20 |
1 |
— |
× |
× |
× |
× |
× |
— |
— |
— |
1 3/4 |
1 31/32 |
15/32 |
0.25 |
2.8 |
2BK36 |
3.75 |
3.00 |
3.40 |
1 |
— |
— |
× |
× |
× |
× |
— |
× |
— |
1 3/4 |
1 31/32 |
15/32 |
0.25 |
3.3 |
2BK40 |
3.95 |
3.20 |
3.60 |
2 |
— |
× |
× |
× |
× |
× |
— |
— |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
3.3 |
2BK45 |
4.25 |
3.50 |
3.90 |
2 |
— |
— |
— |
— |
× |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
3.3 |
2BK47 |
4.45 |
3.70 |
4.10 |
2 |
— |
— |
— |
× |
× |
× |
— |
— |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
3.7 |
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2BK50 |
4.75 |
4.00 |
4.40 |
2.00 |
— |
— |
× |
— |
× |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
4.1 |
2BK52 |
4.95 |
4.20 |
4.6 |
2 |
— |
— |
— |
× |
× |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
4.5 |
2BK55 |
5.25 |
4.50 |
4.9 |
2 |
— |
— |
— |
— |
— |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
4.5 |
2BK57 |
5.45 |
4.70 |
5.1 |
2 |
— |
— |
— |
— |
× |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
5.1 |
2BK60 |
5.75 |
5.00 |
5.4 |
3 |
— |
— |
× |
× |
× |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
4.9 |
2BK62 |
5.95 |
5.20 |
5.6 |
3 |
— |
— |
— |
— |
× |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
4.8 |
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2BK65 |
6.25 |
5.50 |
5.9 |
3 |
— |
— |
— |
— |
× |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
5.0 |
2BK67 |
6.45 |
5.70 |
6.1 |
3 |
— |
— |
— |
— |
× |
× |
— |
× |
— |
1 3/4 |
1 15/32 |
15/32 |
3/4 |
5.0 |
2BK70 |
6.75 |
6.00 |
6.4 |
3 |
— |
— |
× |
— |
× |
× |
× |
× |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
6.6 |
2BK80 |
7.75 |
7.00 |
7.4 |
3 |
— |
— |
× |
— |
× |
× |
× |
× |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
7.2 |
2BK90 |
8.75 |
8.00 |
8.4 |
3 |
— |
— |
× |
— |
× |
× |
× |
× |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
8.4 |
2BK100 |
9.75 |
9 |
9.4 |
3 |
— |
— |
× |
— |
× |
— |
× |
× |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
9.4 |
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2BK110 |
10.75 |
10.00 |
10.4 |
3 |
— |
— |
— |
— |
× |
— |
× |
— |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
10.4 |
2BK120 |
11.75 |
11.00 |
11.4 |
3 |
— |
— |
— |
— |
× |
— |
× |
— |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
11.8 |
2BK130 |
12.75 |
12.00 |
12.4 |
3 |
— |
— |
— |
— |
× |
— |
× |
— |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
14.9 |
2BK140 |
13.75 |
13.00 |
13.4 |
3 |
— |
— |
— |
— |
× |
— |
× |
— |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
16.3 |
2BK160 |
15.75 |
15.00 |
15.4 |
3 |
— |
— |
— |
— |
× |
— |
× |
— |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
18.0 |
2BK190 |
18.75 |
18.00 |
18.4 |
3 |
— |
— |
— |
— |
— |
— |
× |
— |
× |
1 3/4 |
1 19/32 |
11/32 |
1/2 |
23.3 |
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Standard Keyseats |
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Table No.2 |
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Bore Range |
Keyseat |
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1/2" |
None |
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5/8 to 7/8 |
3/16 ×3/32 " |
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15/16 to 1 1/4 |
1/4×1//8 |
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1 7/16 |
3/8×3/16 |
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TYPE 1 |
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TYPE 2 |
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TYPE 3 |
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