20B-1 Roller Chain dimensions – ISO R606 Roller Chain

20B-1  Roller chain made to ISO R606 is 1 1/4 ” or 31.75mm pitch it is available in single strand 20B-1 duplex 20B-2 and triplex 20B-3. It is possible to have the chain up to 6 strands wide.

Chain No. DINP x WPitch PWidth
W
Roller Dia RSideplates
Height
h1


h2
Sideplates
Thickness
t1


t2
Dia
d
Lengths
f

g

g1
Transverse Pitch CAvg. Ultimate Strength
Din (N)
FB (N)Approx Weight kg/m
20B-11 1/4 x 3/4″31.7519.5619.0526.0026.003.504.4010.1820.5023.50 
95.000
117.7203.85

Note – These are basic roller chain dimensions for the ISOI standard if sizes are critical then please ask for more detailed of roller chain size information or drawings.


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