AL SERIES
BL SERIES
D
Lacing Combinations
D
L
L
T
S
T
H
S
P
P
2 x 2
2 x 3
3 x 4
4 x 4
4 x 6
6 x 6
ASME Min. Tensile Strength (Lbs)
H
Min. Tensile Strength (Lbs)
Hole Dia. (Min.)
Approx. Weight lbs/70ft.
Tsubaki
Pitch
Lacing
Pin
Pin
Link Plate
P
P
Chain No.
P
L
D
T
H
S
BL422 BL423 BL434 BL444 BL446 BL466 BL522 BL523 BL534 BL544 BL546 BL566 BL622 BL623 BL634 BL644 BL646 BL666 BL822 BL823 BL834 BL844 BL846 BL866 BL1023 BL1034 BL1044 BL1046 BL1066 BL1222 BL1223 BL1234 BL1244 BL1246 BL1266 BL1422 BL1423 BL1434 BL1444 BL1446 BL1466 BL1622 BL1623 BL1634 BL1644 BL1646 BL1666 BL1688 BL2022 BL2023 BL2034 BL2044 BL2046 BL2066
0.500 0.500 0.500 0.500 0.500 0.500 0.625 0.625 0.625 0.625 0.625 0.625 0.750 0.750 0.750 0.750 0.750 0.750 1.000 1.000 1.000 1.000 1.000 1.000 1.250 1.250 1.250 1.250 1.250 1.500 1.500 1.500 1.500 1.500 1.500 1.750 1.750 1.750 1.750 1.750 1.750 2.000 2.000 2.000 2.000 2.000 2.000 2.000 2.500 2.500 2.500 2.500 2.500 2.500
2x2 2x3 3x4 4x4 4x6 6x6 2x2 2x3 3x4 4x4 4x6 6x6 2x2 2x3 3x4 4x4 4x6 6x6 2x2 2x3 3x4 4x4 4x6 6x6 2x3 3x4 4x4 4x6 6x6 2x2 2x3 3x4 4x4 4x6 6x6 2x2 2x3 3x4 4x4 4x6 6x6 2x2 2x3 3x4 4x4 4x6 6x6 6x8 2x2 2x3 3x4 4x4 4x6 6x6
5,300 5,300 7,900
5,000 5,000 7,500
0.427 0.510 0.677 0.764 0.929 1.094 0.498 0.594 0.791 0.888 1.083 1.278 0.645 0.778 1.041 1.173 1.437 1.701 0.794 0.953 1.281 1.453 1.772 2.098 1.134 1.529 1.732 2.114 2.514 1.106 1.335 1.791 2.020 2.478 2.935 1.244 1.504 2.024 2.285 2.805 3.325 1.405 1.703 2.299 2.598 3.191 3.785 4.764 1.887 2.280 3.064 3.456 4.240 5.044
0.46 0.56 0.76 0.86 1.11 1.32 0.72 0.85 1.14 1.27 1.61 1.88 1.13 1.37 1.90 2.14 2.69 3.18 1.74 2.15 2.98 3.39 4.25 5.07 3.15 4.40 5.03 6.24 7.50 3.25 4.39 6.11 6.98 8.07 9.80 4.91 6.09 7.61 8.71
0.200
0.080
0.472
0.202
10,600 10,600 15,600
10,000 10,000 15,000
2 x 2
4 x 4
6 x 6
8,800 8,800
7,500 7,500
Min. Tensile Strength lbs.
Hole Diameter (Min.)
Approx. Weight lbs/ft.
13,200 17,600 17,600 26,400 14,300 14,300 21,500 28,500 28,500 43,000 23,100 23,100 34,800 46,200 46,200 69,500 31,700 48,500 63,400 63,400 95,200 41,800 41,800 67,200 83,600 83,600 125,600 52,900 52,900 87,000 105,800 105,800 158,700 79,300 79,300 124,500 158,600 158,600 237,900 317,200 119,000 119,000 178,800 238,500 238,500 357,800
11,000 15,000 15,000 22,500 11,000 11,000 17,000 22,000 22,000 33,000 19,000 19,000 29,000 38,000 38,000 57,000 26,000 41,000 52,000 52,000 78,000 34,000 34,000 55,000 68,000 68,000 102,000 43,000 43,000 71,010 86,000 86,000 130,000 65,000 65,000 99,000 130,000 130,000 195,000 260,000 97,500 97,500 146,000 195,000 195,000 292,500
Tsubaki
Pitch
Lacing
Pin
Link Plate
0.234
0.094
0.591
0.236
Chain No.
P
D
L
T
H
S
AL422
0.500
2x2
3,700
0.156
0.331
0.060
0.409
0.25
AL444
0.1578
0.500
4x4
7,500
0.156
0.585
0.060
0.409
0.50
AL466
0.500
6x6
11,200
0.156
0.839
0.060
0.409
0.74
0.312
0.125
0.713
0.314
AL522
0.625
2x2
6,200
0.200
0.427
0.080
0.512
0.42
AL544
0.2019
0.625
4x4
12,300
0.200
0.762
0.080
0.512
0.82
AL566
0.625
6x6
18,500
0.200
1.094
0.080
0.512
1.21
AL622
0.750
2x2
8,600
0.234
0.498
0.094
0.614
0.58
0.375
0.156
0.949
0.377
AL644
0.2362
0.750
4x4
17,200
0.234
0.888
0.094
0.614
1.15
AL666
0.750
6x6
25,800
0.234
1.278
0.094
0.614
1.70
AL822
1.000
2x2
14,600
0.311
0.644
0.125
0.819
1.01
AL844
0.3138
1.000
4x4
29,100
0.311
1.173
0.125
0.819
2.00
0.437
0.187
1.185
0.439
AL866
1.000
6x6
43,600
0.311
1.701
0.125
0.819
2.97
1.250
2x2
22,000
0.373
0.789
0.156
1.024
1.80
AL1022
AL1044
0.3768
1.250
4x4
44,000
0.373
1.445
0.156
1.024
3.56
AL1066
1.250
6x6
66,000
0.373
2.098
0.156
1.024
5.31
0.500
0.219
1.425
0.502
AL1222
1.500
2x2
31,700
0.437
0.953
0.187
1.228
2.39
AL1244
0.4386
1.500
4x4
63,400
0.437
1.732
0.187
1.228
4.75
AL1266
1.500
6x6
95,000
0.437
2.514
0.187
1.228
7.07
AL1444
1.750
4x4
83,600
0.500
2.020
0.219
1.433
6.95
0.562
0.250
1.661
0.564
0.5016
AL1466
1.750
6x6
125,400
0.500
2.935
0.219
1.433
10.18
12.10 15.13
AL1644
2.000
4x4
105,800
0.562
2.285
0.250
1.638
8.70
0.5638
6.61 8.17
AL1666
2.000
6x6
158,000
0.562
3.325
0.250
1.638
13.00
11.39 12.75 16.19 19.31 27.41
0.687
0.281
1.898
0.689
Non-Standard Chain
Min. Tensile Strength lbs.
Hole Diameter (Min.)
Approx. Weight lbs/ft.
Tsubaki
Pitch
Lacing
Pin
Link Plate
9.70
Chain No.
P
D
L
T
H
S
12.06 16.77 19.12 23.81 28.23
BL523 (6H-5)
0.625
3x2
7,000
0.187
0.583
0.094
0.590
0.189
0.790
0.375
2.374
0.939
0.937
Note - BL532 is only available as a replacement chain and should not be specified for new applications or designs.
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