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Diamond British Standard Triplex chain (D20003) – 20B3 – 11/4″Tx
The Diamond British Standard Triplex Chain (D20003) is a high-strength triple-strand roller chain designed for superior load-carrying capacity and reliable performance in heavy-duty industrial applications.
Product Highlights
- Size ( Pitch x WIP ) (in mm): 31.75 x 19.56
- Size ( Pitch x WIP ) (in inches): 1¼ x 0.77
- Pitch(P): 31.75
- Width Between Inner Plates (W) (Min): 19.56
- Roller Dia (D) (Max): 19.05
- Bearing Pin Dia (d) (Max): 10.19
- Plate Height (H) (Max): 26.40
- Width Over Bearing Pin (A) (Max): 116.00
- Width Over Joints Fasteners (B) (Max): 122.10
- Transverse Pitch (P1): 36.45
- Projected Bearing Area Sq.cm: 8.73
- Avg. Weight Per Metre (Kg): 10.96
- Tensile Strength (Kgf) (Min): 25490
- Estimated Delivery : Up to 4 business days
The Diamond British Standard Triplex Chain (D20003) is a precision-engineered triple-strand roller chain built to deliver maximum performance in high-demand power transmission systems. Conforming to British Standard (BS) specifications, this triplex chain features three parallel rows of rollers, enhancing its strength and load-bearing capacity compared to standard single or double-strand chains.
Constructed from premium-quality alloy steel and heat-treated for optimal durability, the D20003 is designed to withstand continuous operation under extreme conditions. Its robust build makes it ideal for use in heavy machinery, conveyors, industrial drives, and other high-load mechanical systems where consistent performance is essential.
The triplex configuration ensures smoother operation, reduced wear, and extended service life, offering exceptional value and reliability for mission-critical operations.
Key Features:
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Triplex (triple-strand) configuration for enhanced strength and efficiency
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Manufactured to British Standard (BS) for guaranteed fit and performance
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Heat-treated alloy steel construction for increased wear resistance
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Suitable for high-load, continuous-use applications
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Low maintenance and long service life
The Diamond D20003 Triplex Chain is a trusted choice for industrial professionals seeking rugged dependability and high-power transmission efficiency.
| Size ( Pitch x WIP ) (in mm) | 31.75 x 19.56 |
|---|---|
| Size ( Pitch x WIP ) (in inches) | 1¼ x 0.77 |
| Pitch(P) | 31.75 |
| Width Between Inner Plates (W) (Min) | 19.56 |
| Roller Dia (D) (Max) | 19.05 |
| Bearing Pin Dia (d) (Max) | 10.19 |
| Plate Height (H) (Max) | 26.40 |
| Width Over Bearing Pin (A) (Max) | 116.00 |
| Width Over Joints Fasteners (B) (Max) | 122.10 |
| Transverse Pitch (P1) | 36.45 |
| Projected Bearing Area Sq.cm | 8.73 |
| Avg. Weight Per Metre (Kg) | 10.96 |
| Tensile Strength (Kgf) (Min) | 25490 |
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