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Diamond American Standard Duplex chain (D08A02)

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The Diamond American Standard Duplex Chain (D08A02) is a robust, double-strand roller chain designed for industrial use. With a 1/2″ pitch and high tensile strength of 2880 kgf, this chain ensures reliable power transmission and long-lasting performance, even in demanding environments.

Product Highlights

  • Size ( Pitch x WIP ) (in mm): 12.70 x 7.85
  • Size ( Pitch x WIP ) (in inches): 1/2 x 5/16
  • Pitch(P): 12.70
  • Width Between Inner Plates (W) (Min): 7.85
  • Roller Dia (D) (Max): 7.92
  • Bearing Pin Dia (d) (Max): 3.96
  • Plate Height IP (H1) (Max): 12.00
  • Plate Height OP (H2) (Max): 10.40
  • Plate Thickness IP (T1): 1.50
  • Plate Thickness OP (T2): 1.50
  • Width Over Bearing Pin (A) (Max): 32.30
  • Width Over Joints Fasteners (B) (Max): 36.20
  • Transverse Pitch (P1): 14.38
  • Projected Bearing Area Sq.cm: 0.88
  • Avg. Weight Per Metre (Kg): 1.26
  • Tensile Strength (Kgf) (Min): 2880
  • Check Mark Estimated Delivery : Up to 4 business days
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The Diamond American Standard Duplex Chain (D08A02) is engineered for industrial applications, offering enhanced performance and durability. It features a 12.70 mm (1/2″) pitch and a 7.85 mm inner plate width, providing excellent load distribution and smoother operation. With a tensile strength of 2880 kgf, this chain can withstand moderate to heavy-duty applications, ensuring long-term reliability.

Constructed with hardened steel rollers (7.92 mm max) and bearing pins (3.96 mm max), the chain guarantees minimal wear and reduced friction, extending its operational life. The average weight per meter is 1.26 kg, balancing strength with efficiency.

Key Features:

  • Duplex Design for increased load capacity and stability

  • Tensile Strength of 2880 kgf for enhanced durability under pressure

  • Hardened Steel rollers and pins for extended service life

  • Lightweight at 1.26 kg per meter, improving efficiency without compromising strength

  • Smooth Operation with low friction and wear resistance

This chain is ideal for use in various industrial machinery, conveyors, and other power transmission systems, where high performance and longevity are critical.

Size ( Pitch x WIP ) (in mm)

12.70 x 7.85

Size ( Pitch x WIP ) (in inches)

1/2 x 5/16

Pitch(P)

12.70

Width Between Inner Plates (W) (Min)

7.85

Roller Dia (D) (Max)

7.92

Bearing Pin Dia (d) (Max)

3.96

Plate Height IP (H1) (Max)

12.00

Plate Height OP (H2) (Max)

10.40

Plate Thickness IP (T1)

1.50

Plate Thickness OP (T2)

1.50

Width Over Bearing Pin (A) (Max)

32.30

Width Over Joints Fasteners (B) (Max)

36.20

Transverse Pitch (P1)

14.38

Projected Bearing Area Sq.cm

0.88

Avg. Weight Per Metre (Kg)

1.26

Tensile Strength (Kgf) (Min)

2880

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