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Diamond American Standard Roller chain Spare (D08A01)

₹2,213

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The Diamond American Standard Roller Chain Spare (D08A01) offers reliable performance and precise fit for machinery requiring 1/2″ pitch and 5/16″ inner width. Built for durability with a minimum tensile strength of 1440 Kgf.

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): 17.80
  • Width Over Joints Fasteners (B) (Max): 21.70
  • Projected Bearing Area Sq.cm: 0.44
  • Avg. Weight Per Metre (Kg): 0.63
  • Tensile Strength (Kgf) (Min): 1440
  • Check Mark Estimated Delivery : Up to 4 business days
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The Diamond American Standard Roller Chain Spare (D08A01) is engineered to meet the rigorous standards of industrial power transmission. With a pitch of 12.70 mm (1/2″) and a width between inner plates of 7.85 mm (5/16″), it ensures precise compatibility and optimal mechanical efficiency in American Standard roller chain systems.

Manufactured with high-grade materials, the D08A01 spare offers a maximum roller diameter of 7.92 mm, bearing pin diameter of 3.96 mm, and dual plate thickness of 1.50 mm for enhanced strength and load-bearing capacity. With an average weight of just 0.63 kg per metre, it delivers a perfect balance of performance and durability.

Whether for maintenance or replacement, this spare is ideal for high-speed, high-load applications in sectors such as manufacturing, automation, and agriculture. It features a minimum tensile strength of 1440 Kgf, ensuring resistance to wear and long service life under tough conditions.

Key Specifications:

  • Pitch x WIP (mm): 12.70 x 7.85

  • Pitch x WIP (inches): 1/2 x 5/16

  • Roller Diameter (Max): 7.92 mm

  • Bearing Pin Diameter (Max): 3.96 mm

  • Plate Heights (Max): IP – 12.00 mm, OP – 10.40 mm

  • Plate Thickness: IP – 1.50 mm, OP – 1.50 mm

  • Width Over Bearing Pin (Max): 17.80 mm

  • Width Over Joint Fasteners (Max): 21.70 mm

  • Projected Bearing Area: 0.44 sq.cm

  • Average Weight Per Metre: 0.63 kg

  • Tensile Strength (Min): 1440 Kgf

Trust Diamond Chain quality for precision, performance, and lasting reliability in your chain-driven systems.

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)

17.80
Width Over Joints Fasteners (B) (Max)

21.70
Projected Bearing Area Sq.cm

0.44
Avg. Weight Per Metre (Kg)

0.63
Tensile Strength (Kgf) (Min)

1440

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