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 W | Roller Dia R | Sideplates Height h1 | h2 | Sideplates Thickness t1 | t2 | Dia d | Lengths f | g | g1 | Transverse Pitch C | Avg. Ultimate Strength Din (N) | 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.