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BL series heavy-duty leaf chain has link plates of the same countour and pitch as the corresponding ANSI standard roller chain. The thickness of the plates is the same as the next larger pitch ANSI standard roller chain. Dimensions are given in inches.
Dimensions<!--Leaf Chains AL and BL Series-->
Unit of Measure
1 2 

Item #

Pitch (P)

Lacing

Pin Length (L)

Link Plate Height (H)

Link Plate Thickness (T)

Pin Diameter (E)

Avg. Ultimate Strength

BL1046 N/A 1.250 N/A 4 x 6
N/A 2.108 N/A 1.189 N/A 0.189 N/A 0.437 N/A 66,150 lb
BL1066 N/A 1.250 N/A 6 x 6
N/A 2.498 N/A 1.189 N/A 0.189 N/A 0.437 N/A 99,230 lb
BL1088 N/A 1.250 N/A 8 x 8 N/A 3.288 N/A 1.189 N/A 0.189 N/A 0.437 N/A 132,300 lb
BL1223 N/A 1.50 N/A 2 x 3
N/A 1.325 N/A 1.425 N/A 0.219 N/A 0.500 N/A 44,100 lb
BL1234 N/A 1.50 N/A 3 x 4
N/A 1.783 N/A 1.425 N/A 0.219 N/A 0.500 N/A 66,150 lb
BL1244 N/A 1.50 N/A 4 x 4
N/A 2.012 N/A 1.425 N/A 0.219 N/A 0.500 N/A 88,200 lb
BL1246 N/A 1.50 N/A 4 x 6
N/A 2.470 N/A 1.425 N/A 0.219 N/A 0.500 N/A 88,200 lb
BL1266 N/A 1.50 N/A 6 x 6
N/A 2.913 N/A 1.425 N/A 0.219 N/A 0.500 N/A 132,300 lb
BL1434 N/A 1.750 N/A 3 x 4
N/A 2.020 N/A 1.663 N/A 0.255 N/A 0.563 N/A 79,380 lb
BL1446 N/A 1.750 N/A 4 x 6
N/A 2.800 N/A 1.663 N/A 0.255 N/A 0.563 N/A 105,840 lb
BL1466 N/A 1.750 N/A 6 x 6
N/A 3.354 N/A 1.663 N/A 0.255 N/A 0.563 N/A 158,760 lb
BL1623 N/A 2.00 N/A 2 x 3
N/A 1.738 N/A 1.898 N/A 0.281 N/A 0.687 N/A 79,300 lb
BL1634 N/A 2.00 N/A 3 x 4
N/A 2.334 N/A 1.898 N/A 0.281 N/A 0.687 N/A 124,500 lb
BL1646 N/A 2.00 N/A 4 x 6
N/A 3.228 N/A 1.898 N/A 0.281 N/A 0.687 N/A 158,600 lb
BL1666 N/A 2.00 N/A 6 x 6
N/A 3.803 N/A 1.898 N/A 0.281 N/A 0.687 N/A 238,300 lb
BL1688 N/A 2.00 N/A 8 x 8 N/A 4.433 N/A 1.898 N/A 0.281 N/A 0.687 N/A 313,110 lb
Unit of Measure
1 2