Chain No.
mm
P A B    F h4 d4
mm mm mm mm mm mm
S55HF2 41.4 39 50 61 11.8 8.3
S55HF1 41.4 30 30 32 13.5 6.5
Chain No. Pitch Roller diameter Width between inner plates Pin diameter Pin length Plate dimension Ultimate tensile strength Weight per meter
P d1 max b1 min d2
max
L
max
Lc
max
h2  max  t/T Q  min q
mm mm mm mm mm mm mm mm kN/lbf kg/m
S55HF2 41.4 23 22.23 8.28 42 45.5 20  4.0/3.0 47.5/10685 4.27
S55HF1 41.4 17.78 22.23 8.28 39.5 42.8 20.4 3.0 45/10122 2.9