12B-3 Roller chain made to ISO R606 is 3/4″ or 19.05 mm pitch it is available in single strand 12B-1 duplex 12B-2 and triplex 12B-3. It is possible to have the chain up to 6 strands wide.
|Chain No. DIN||P x W||Pitch P||Width|
|Roller Dia R||Sideplates|
|Transverse Pitch C||Avg. Ultimate Strength|
|FB (N)||Approx Weight kg/m|
|12B-3||3/4 X 7/16″||19.05||11.68||12.07||16.00||16.00||1.80||1.80||5.72||30.60||31.90||32.50||19.46||86.700||100.062||3.55|
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.