Since 1917 Tsubakimoto Chain Company has maintained a line-up of cutting-edge chain products with exceptional quality and performance that help end-users meet their power transmission and conveying requirements.
Tsubaki is proud to introduce the 4th generation, enhanced BS/DIN European premium
chain. The product is available in chain sizes from RF06B up to RS48B*. Simplex,
duplex and triplex executions are at your disposal.
*RF06B curled bush; RS56B/RS72B on request
For more detailed information and to download CAD data about RS roller chain BS/DIN standard click here
Tsubaki Chain No. | Pitch (p) | Roller Diameter | Inner Width | |
---|---|---|---|---|
mm | Inch | R | W | |
RS05B-1 | 8.00 | 0.315" | 5.00 | 3.00 |
RF06B-1 | 9.525 | ⅜" | 6.35 | 5.72 |
RS08B-1 | 12.70 | ½" | 8.51 | 7.75 |
RS10B-1 | 15.875 | ⅝" | 10.16 | 9.65 |
RS12B-1 | 19.05 | ¾" | 12.07 | 11.68 |
RS16B-1 | 25.40 | 1" | 15.88 | 17.02 |
RS20B-1 | 31.75 | 1¼" | 19.05 | 19.56 |
RS24B-1 | 38.10 | 1½" | 25.40 | 25.40 |
RS28B-1 | 44.45 | 1¾" | 27.94 | 30.99 |
RS32B-1 | 50.80 | 2" | 29.21 | 30.99 |
RS40B-1 | 63.50 | 2½" | 39.37 | 38.10 |
RS48B-1 | 76.20 | 3" | 48.26 | 45.72 |
Tsubaki Chain No. | Pin | Link Plate | |||||
---|---|---|---|---|---|---|---|
Diameter | Length | Offset Pin Length |
Thickness | Height | |||
∅D | L1 | L2 | L | T1 | T2 | H | |
RS05B-1 | 2.30 | 3.80 | 4.70 | - | 0.75 | 0.75 | 7.10 |
RF06B-1 | 3.27 | 6.10 | 7.70 | 14.20 | 1.00 | 1.30 | 8.20 |
RS08B-1 | 4.45 | 8.40 | 10.00 | 18.60 | 1.60 | 1.60 | 11.80 |
RS10B-1 | 5.08 | 9.55 | 11.25 | 20.80 | 1.50 | 1.50 | 14.70 |
RS12B-1 | 5.72 | 11.10 | 13.00 | 24.40 | 1.80 | 1.80 | 16.10 |
RS16B-1 | 8.28 | 17.75 | 19.95 | 41.10 | 3.20 | 4.00 | 21.00 |
RS20B-1 | 10.19 | 19.90 | 23.10 | 46.60 | 3.40 | 4.40 | 26.00 |
RS24B-1 | 14.63 | 26.65 | 31.85 | 61.70 | 5.60 | 6.00 | 33.40 |
RS28B-1 | 15.90 | 32.45 | 37.45 | 74.40 | 6.30 | 7.50 | 36.40 |
RS32B-1 | 17.81 | 32.10 | 37.70 | 73.30 | 6.30 | 7.00 | 42.20 |
RS40B-1 | 22.89 | 39.25 | 45.05 | 88.60 | 8.00 | 8.50 | 52.90 |
RS48B-1 | 29.23 | 49.30 | 58.80 | 117.70 | 10.00 | 12.10 | 63.80 |
Tsubaki Chain No. | Transverse Pitch C |
ISO ”B” Tensile Strength kN |
TSUBAKI Min. Tensile Strength kN |
Maximum Allowable Load kN |
Approx. mass Kg/m |
---|---|---|---|---|---|
RS05B-1 | - | 4.40 | 5.00 | 1.26 | 0.18 |
RF06B-1 | - | 8.90 | 9.00 | 1.95 | 0.39 |
RS08B-1 | - | 17.8 | 19.0 | 3.80 | 0.70 |
RS10B-1 | - | 22.2 | 23.0 | 4.52 | 0.95 |
RS12B-1 | - | 28.9 | 31.0 | 5.28 | 1.25 |
RS16B-1 | - | 60.0 | 70.0 | 13.1 | 2.70 |
RS20B-1 | - | 95.0 | 98.1 | 18.4 | 3.85 |
RS24B-1 | - | 160.0 | 167.0 | 27.1 | 7.45 |
RS28B-1 | - | 200.0 | 200.0 | 37.5 | 9.45 |
RS32B-1 | - | 250.0 | 255.0 | 41.0 | 10.25 |
RS40B-1 | - | 355.0 | 373.0 | 51.0 | 16.35 |
RS48B-1 | - | 560.0 | 565.0 | 77.0 | 25.00 |
Tsubaki Chain No. | Pitch (p) | Roller Diameter | Inner Width | |
---|---|---|---|---|
mm | Inch | R | W | |
RF06B-2 | 9.525 | ⅜" | 6.35 | 5.72 |
RS08B-2 | 12.70 | ½" | 8.51 | 7.75 |
RS10B-2 | 15.875 | ⅝" | 10.16 | 9.65 |
RS12B-2 | 19.05 | ¾" | 12.07 | 11.68 |
RS16B-2 | 25.40 | 1" | 15.88 | 17.02 |
RS20B-2 | 31.75 | 1¼" | 19.05 | 19.56 |
RS24B-2 | 38.10 | 1½" | 25.40 | 25.40 |
RS28B-2 | 44.45 | 1¾" | 27.94 | 30.99 |
RS32B-2 | 50.80 | 2" | 29.21 | 30.99 |
RS40B-2 | 63.50 | 2½" | 39.37 | 38.10 |
RS48B-2 | 76.20 | 3" | 48.26 | 45.72 |
Tsubaki Chain No. | Pin | Link Plate | |||||
---|---|---|---|---|---|---|---|
Diameter | Length | Offset Pin Length |
Thickness | Height | |||
∅D | L1 | L2 | L | T1 | T2 | H | |
RF06B-2 | 3.27 | 11.20 | 12.80 | 25.90 | 1.00 | 1.30 | 8.20 |
RS08B-2 | 4.45 | 15.30 | 16.90 | 34.50 | 1.60 | 1.60 | 11.80 |
RS10B-2 | 5.08 | 17.85 | 19.55 | 39.40 | 1.50 | 1.50 | 14.70 |
RS12B-2 | 5.72 | 20.85 | 22.75 | 45.90 | 1.80 | 1.80 | 16.10 |
RS16B-2 | 8.28 | 33.55 | 35.75 | 75.20 | 3.20 | 4.00 | 21.00 |
RS20B-2 | 10.19 | 38.25 | 41.45 | 84.60 | 3.40 | 4.40 | 26.00 |
RS24B-2 | 14.63 | 50.80 | 56.00 | 112.80 | 5.60 | 6.00 | 33.40 |
RS28B-2 | 15.90 | 62.15 | 67.15 | 136.60 | 6.30 | 7.50 | 36.40 |
RS32B-2 | 17.81 | 61.25 | 66.85 | 134.50 | 6.30 | 7.00 | 42.20 |
RS40B-2 | 22.89 | 75.40 | 81.20 | 163.55 | 8.00 | 8.50 | 52.90 |
RS48B-2 | 29.23 | 95.00 | 104.40 | 209.00 | 10.00 | 12.10 | 63.80 |
Tsubaki Chain No. | Transverse Pitch C |
ISO ”B” Tensile Strength kN |
TSUBAKI Min. Tensile Strength kN |
Maximum Allowable Load kN |
Approx. mass Kg/m |
---|---|---|---|---|---|
RF06B-2 | 10.24 | 16.90 | 17.00 | 3.32 | 0.75 |
RS08B-2 | 13.92 | 31.10 | 32.00 | 6.46 | 1.35 |
RS10B-2 | 16.59 | 44.50 | 44.50 | 7.68 | 1.85 |
RS12B-2 | 19.46 | 57.80 | 61.00 | 8.98 | 2.50 |
RS16B-2 | 31.88 | 106.0 | 128.0 | 22.30 | 5.40 |
RS20B-2 | 36.45 | 170.0 | 197.0 | 31.30 | 7.65 |
RS24B-2 | 48.36 | 280.0 | 335.0 | 46.10 | 14.65 |
RS28B-2 | 59.56 | 360.0 | 374.0 | 63.80 | 18.80 |
RS32B-2 | 58.55 | 450.0 | 485.0 | 69.70 | 21.10 |
RS40B-2 | 72.29 | 630.0 | 716.0 | 86.70 | 32.00 |
RS48B-2 | 91.21 | 1000.0 | 1000.0 | 131.0 | 50.00 |
Tsubaki Chain No. | Pitch (p) | Roller Diameter | Inner Width | |
---|---|---|---|---|
mm | Inch | R | W | |
RF06B-3 | 9.525 | ⅜" | 6.35 | 5.72 |
RS08B-3 | 12.70 | ½" | 8.51 | 7.75 |
RS10B-3 | 15.875 | ⅝" | 10.16 | 9.65 |
RS12B-3 | 19.05 | ¾" | 12.07 | 11.68 |
RS16B-3 | 25.40 | 1" | 15.88 | 17.02 |
RS20B-3 | 31.75 | 1¼" | 19.05 | 19.56 |
RS24B-3 | 38.10 | 1½" | 25.40 | 25.40 |
RS28B-3 | 44.45 | 1¾" | 27.94 | 30.99 |
RS32B-3 | 50.80 | 2" | 29.21 | 30.99 |
RS40B-3 | 63.50 | 2½" | 39.37 | 38.10 |
RS48B-3 | 76.20 | 3" | 48.26 | 45.72 |
Tsubaki Chain No. | Pin | Link Plate | |||||
---|---|---|---|---|---|---|---|
Diameter | Length | Offset Pin Length |
Thickness | Height | |||
∅D | L1 | L2 | L | T1 | T2 | H | |
RS05B-3 | 2.30 | 9.45 | 10.34 | - | 0.75 | 0.75 | 7.10 |
RF06B-3 | 3.27 | 16.90 | 17.50 | - | 1.00 | 1.30 | 8.20 |
RS08B-3 | 4.45 | 22.25 | 23.85 | 47.60 | 1.60 | 1.60 | 11.80 |
RS10B-3 | 5.08 | 26.15 | 27.85 | 56.00 | 1.50 | 1.50 | 14.70 |
RS12B-3 | 5.72 | 30.60 | 32.50 | 65.40 | 1.80 | 1.80 | 16.10 |
RS16B-3 | 8.28 | 49.50 | 51.70 | 107.10 | 3.20 | 4.00 | 21.00 |
RS20B-3 | 10.19 | 56.50 | 59.70 | 121.00 | 3.40 | 4.40 | 26.00 |
RS24B-3 | 14.63 | 75.10 | 80.20 | 161.10 | 5.60 | 6.00 | 33.40 |
RS28B-3 | 15.90 | 91.95 | 96.95 | 195.90 | 6.30 | 7.50 | 36.40 |
RS32B-3 | 17.81 | 90.50 | 96.10 | 192.60 | 6.30 | 7.00 | 42.20 |
RS40B-3 | 22.89 | 111.50 | 117.30 | 235.30 | 8.00 | 8.50 | 52.90 |
RS48B-3 | 29.23 | 140.60 | 150.00 | 300.20 | 12.10 | 10.00 | 63.80 |
Tsubaki Chain No. | Transverse Pitch C |
ISO ”B” Tensile Strength kN |
TSUBAKI Min. Tensile Strength kN |
Maximum Allowable Load kN |
Approx. mass Kg/m |
---|---|---|---|---|---|
RF06B-3 | 10.24 | 24.90 | 24.90 | 4.88 | 1.11 |
RS08B-3 | 13.92 | 44.50 | 47.50 | 9.50 | 2.00 |
RS10B-3 | 16.59 | 66.70 | 66.80 | 11.30 | 2.80 |
RS12B-3 | 19.46 | 86.70 | 92.00 | 13.20 | 3.80 |
RS16B-3 | 31.88 | 160.0 | 192.0 | 32.80 | 8.00 |
RS20B-3 | 36.45 | 250.0 | 295.0 | 46.00 | 11.45 |
RS24B-3 | 48.36 | 425.0 | 500.0 | 67.80 | 21.75 |
RS28B-3 | 59.56 | 530.0 | 560.0 | 93.80 | 28.20 |
RS32B-3 | 58.55 | 670.0 | 729.0 | 103.0 | 29.90 |
RS40B-3 | 72.29 | 950.0 | 1080.0 | 128.0 | 47.75 |
RS48B-3 | 91.21 | 1500.0 | 1520.0 | 193.0 | 75.00 |