Roller Chain with U Type Attachments


| CHAIN NO. | Pitch | Roller diameter | Width between inner plates | Pin diameter | Pin length | Plate and attachment dimension | Ultimate tensile strength | Weight per meter |
| Cadena No | Paso | Diámetro rodillo | Ancho interior | Diámetro pasador | Longitud pasador | Dimensiones placas y accesorios | Resis. rotura | Peso por metro |
| P | d1 max | b1 min | d2 max | L max | h2 max | A | B | H | d4 | T | Q min | q |
| mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | kN/LB | kg/m |
| 08B-U1 | 12.700 | 8.51 | 7.75 | 4.45 | 20.0 | 11.8 | 14.60 | 24.2 | 8.3 | 4 | 1.60 | 18.0/4091 | 1.13 |
| 08B-U2 | 12.700 | 8.51 | 7.75 | 4.45 | 34.3 | 11.8 | 28.40 | 24.2 | 8.3 | 4 | 1.50 | 32.0/7273 | 1.96 |
| 08B-U2F9 | 12.700 | 8.51 | 7.75 | 4.45 | 47.9 | 12.0 | 28.40 | 26.0 | 8.3 | 4 | 1.50 | 29.0/6589 | 2.00 |
| 10B-U1 | 15.875 | 10.16 | 9.65 | 5.08 | 23.2 | 14.7 | 16.80 | 30.0 | 11.3 | 5 | 1.60 | 19.0/4318 | 1.53 |
| 10B-U2 | 15.875 | 10.16 | 9.65 | 5.08 | 39.7 | 14.7 | 33.30 | 30.0 | 11.3 | 5 | 1.50 | 44.5/10114 | 2.47 |
| 12B-U1 | 19.050 | 12.07 | 11.68 | 5.72 | 25.7 | 16.0 | 19.60 | 36.0 | 13.0 | 5 | 1.85 | 29.0/6591 | 1.90 |
| 12B-U2 | 19.050 | 12.07 | 11.68 | 5.72 | 45.3 | 16.0 | 39.10 | 36.0 | 12.0 | 5 | 1.85 | 57.8/13136 | 3.03 |
| 16A-U1 | 25.400 | 15.88 | 15.75 | 7.92 | 37.2 | 24.0 | 27.50 | 46.0 | 16.0 | 7 | 2.42 | 42.0/9545 | 3.87 |
| 16B-U1 | 25.400 | 15.88 | 17.02 | 8.28 | 39.7 | 21.0 | 29.05 | 49.0 | 15.4 | 6 | 1.60 | 58.0/13407 | 3.73 |
| 16B-U2 | 25.400 | 15.88 | 17.02 | 8.28 | 71.7 | 21.0 | 60.93 | 49.0 | 16.2 | - | 1.60 | 106/26094 | 6.15 |
| 20BF2 | 31.750 | 19.05 | 19.56 | 10.19 | 48.0 | 26.4 | 36.00 | 57.0 | 21.0 | 8 | 3.50 | 85.0/19318 | 6.01 |
| 20B-U1 | 31.750 | 19.05 | 19.56 | 10.19 | 48.0 | 26.4 | 36.00 | 57.0 | 21.0 | - | 3.50 | 85.0/19318 | 6.00 |
| 24B-U1 | 38.100 | 25.40 | 25.40 | 14.63 | 61.6 | 33.2 | 47.00 | 72.6 | 28.0 | 10 | 4.50 | 160.0/36363 | 10.88 |

| CHAIN NO. | P | A | B | d4 | H | T |
| Cadena No | mm | mm | mm | mm | mm | mm |
| 10B-U1F1 | 15.875 | 16.8 | 30.0 | M5 | 11.30 | 1.60 |
| 10B-U1F7 | 15.875 | 16.8 | 30.0 | - | 10.30 | 1.60 |
| 12B-U1F10 | 19.050 | 19.6 | 36.0 | M5 | 13.00 | 1.85 |
| 16A-U1F2 | 25.400 | 27.3 | 49.5 | M6 | 16.45 | 2.30 |
| 16B-U1F3 | 25.400 | 30.3 | 49.5 | M6 | 16.45 | 2.30 |
| 16B-U1F4 | 25.400 | 29.8 | 47.8 | M5 | 15.00 | 2.00 |
| 16A-U1F7 | 25.400 | 27.3 | 49.5 | M6 | 16.45 | 2.30 |
| 24B-U1F4 | 38.100 | 47.0 | 72.6 | - | 28.00 | 4.50 |
| C24B-U1 | 38.100 | 47.0 | 72.6 | 10 | 28.45 | 4.50 |
Our Roller Chain with U Type Attachments is a high-performance, versatile transmission component engineered to meet the demanding needs of industrial, agricultural, and material handling applications. Crafted from premium-grade carbon steel or alloy steel, this chain combines the robust load-bearing capacity of standard roller chains with the customized functionality of integrated U-type attachments, delivering unrivaled reliability and efficiency in power transmission and material conveying systems.
The U type attachments—precision-stamped and seamlessly welded to the chain’s outer link plates—are designed for secure mounting of fixtures, brackets, or load-carrying components. This unique structure enables the chain to perform dual functions: transmitting torque between sprockets and transporting materials, parts, or workpieces across production lines, conveyor systems, packaging machinery, or agricultural equipment such as feed mixers and crop elevators.
Every link of the chain undergoes a rigorous heat-treatment process, including quenching and tempering, to enhance tensile strength, wear resistance, and fatigue life. The precision-machined rollers and bushings reduce friction during meshing with sprockets, minimizing power loss and extending the service life of both the chain and mating components. To suit diverse operating environments, we offer multiple surface treatment options: zinc plating for corrosion resistance in mild conditions, black oxide coating for enhanced wear protection, and hot-dip galvanization for long-term durability in humid, outdoor, or corrosive settings.
Available in a full range of ANSI, ISO, and DIN standard pitch sizes (from 08B to 24B and beyond), our Roller Chain with U Type Attachments can be tailored to specific application requirements—including custom attachment spacing, thickness, and hole dimensions—to perfectly match your machinery’s design. Each chain is subjected to strict quality control tests, including dimensional accuracy verification, tensile load testing, and fatigue endurance trials, ensuring compliance with international industry standards.
Whether deployed in heavy-duty industrial conveyors, automated production lines, or agricultural processing equipment, this chain guarantees stable operation, low maintenance downtime, and optimal performance even under continuous high-load conditions. Choose our Roller Chain with U Type Attachments for a cost-effective, durable solution that bridges the gap between power transmission and material handling.