New applications should use BL series chain. AL series was removed from the A.N.S.I. B29.8 Leaf chain standard in 1975.
Unit of Measure

Specifications

P - Pitch

 0.500 in

Lacing

 2x2

Min. Tensile Strength

 3700 lb

S - Hole Diameter

 0.158 in

UPC Code

 097039177636

Pin Specifications

D

 0.156 in

L

 0.331 in

Link Plate

T

 0.060 in

H

 0.409 in